Three bases found on mRNA are called a?

Answer:

It occurs against Concentration gradient

Explanation:

Transport of molecules from lower concentration to higher concentration to maintain a steep gradient.

Active transport occurs against the concentration gradient, which is the last option as energy is used for this process, and in the cell, ATP-like molecules are used for such a process.

Active transport is a type of cellular transport that requires energy to move molecules or ions across a biological membrane against a concentration gradient and allows substances to be transported from an area of lower concentration to an area of higher concentration and regulates the levels of various ions and molecules within a cell.

Hence, active transport occurs against the concentration gradient, which is the last option as energy is used for this process, and in the cell, ATP-like molecules are used for such a process.

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Answer:

Legumes put nitrogen back into the soil after it's been depleted by another crop.

Leguminous crops provide shelter for soil bacteria like rhizobium.

Rhizobium (plural: Rhizobia) is the nitrogen fixing bacteria present mainly in the soil. The Rhizobia chemically convert the nitrogen from the air to make it available for the plant. These bacteria live in symbiotic relationship with leguminous plants. The Rhizobia live in nodules in the roots of the plant. These bacteria convert atmospheric nitrogen to nitrates and nitrites which can be used by the plants directly. Nitrogen

Explanation:

This is called facilitated diffusion(facilitated by membrane proteins) examples would be diffusion of ions such as sodium, potassium etc.

Hope this helps;)

Answer:

The small polar molecule enters a cell with help from a membrane protein by    a process known facilitated diffusion.

Explanation:

The facilitated diffusion also known as passive diffusion. It allows movement of molecules along the concentration gradient whereas the process of active diffusion involves energy as it is against the concentration gradient.

The facilitated diffusion involves carrier protein and channel protein. Thus small molecules can easily pass through channel proteins.  

A population that is growing exponentially in the absence of limiting factors can be illustrated by a J-shaped curve.

In conclusion, a population that is growing exponentially in the absence of limiting factors can be illustrated by a J-shaped curve.

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Oxygen gas released into atmosphere

Answer:

In plants, glucose is produced as a result of photosynthesis. Plants need the energy glucose provides in order to grow and reproduce. Glucose is also required for the process of cellular respiration, in which plants convert carbon dioxide from the air into oxygen.

not mine! source: https://sciencing.com/produced-result-photosynthesis-7189979.html

Answer:

Seismic waves travel faster in denser rocks; temperature tends to lower the speed of seismic waves; and pressure tends to increases the speed. Caution: The speed of a seismic wave generally increases with depth, despite the fact that the increase of temperature with depth works to lower the wave velocity.

this helps scientists because it shows how fast a earthquake is moving

Explanation:

Changes in seismic wave speeds due to factors like temperature and rock composition enable scientists to create 3D images of Earth's interior similar to CT scans, helping them to understand the planet's structure, composition, and dynamic processes.

Understanding how seismic wave speeds change due to temperature, pressure, and rock composition aids scientists in constructing detailed images of the Earth's interior. As seismic waves move through different materials, their velocity changes, which can reflect changes like phase transitions, for example, from solid to liquid, indicating the presence of molten rock. Scientists utilize this knowledge to refine models such as the Preliminary Reference Earth Model (PREM), which posits expected materials' properties at various depths. When seismic waves are detected at different seismograph stations, the data can show variations in rock densities, compositions, or phase states due to the differing travel times and behaviors of P-waves and S-waves. This process is analogous to medical imaging techniques like CT scans and ultrasounds, which allow scientists to map the Earth's various layers, much like a three-dimensional scan, revealing information about the core, mantle, and crust.

Answer:

42

Explanation:

If you divide the m/s and the frequency it will bring you to the wavelength of the sound.

1,470/35=42

42 is the wavelength of the sound.

The wavelength of a sound produced by the vocalization of a dolphin with a frequency of 35 Hz and a speed of 1,470 m/s would be 42 m

The speed or the velocity of a traveling wave is the product of its wavelength and its frequency. In other words:

V = λf, where V = speed/velocity, f = frequency, and λ = wavelength.

In this case, V = 1,470 m/s and f = 35 Hz

λ = 1470/35

      = 42 m

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Answer:

C. The concentration of calcium in the myofibril must decrease.

Explanation:

As soon as the stimulus which causes myofibril to contract stops, its time for muscle to relax.  

A low calcium level in the sarcoplasm is the utmost requirement of muscle relaxation otherwise sliding of myosin will continue and muscle will keep on showing contraction. In order for muscle contraction, calcium ion i.e. Ca²⁺ must come out of the sarcoplasmic reticulum so for relaxation reverse process occurs i.e. Ca²⁺ is pushed back to the sarcoplasmic reticulum. There are many pumps known as "calcium pumps" which facilitate this process. Now, the concentration of Ca²⁺ becomes comparatively low in the sarcoplasm which causes troponin C to detach from Ca²⁺. Their detachment causes actin and myosin to detach from each other too which finally leads to muscle relaxation.

Answer: D. Point source

Explanation:

The point source pollution is caused by a single pollutant the origin of which is known and can be easily track back. For example a sewage drainage or industrial discharge in an water body.

The manufacturing plant was found guilty of polluting the water is the example of point source pollution because it's source of origin is single, known and can be track back.

Answer:

D. point source

Explanation:

Final answer:

Removal of either producers or decomposers from an ecosystem would lead to a collapse of the energy flow and nutrient cycles, causing catastrophic impacts on ecosystem stability and the survival of species.

Explanation:

If producers were removed from an ecosystem, the primary source of energy and organic compounds for consumers would vanish, leading to the collapse of the food chain. Without producers like plants and phytoplankton, there would be no photosynthesis to convert solar energy into chemical energy, which is crucial for sustaining life in the ecosystem.

On the other hand, if decomposers were removed from an ecosystem, there would be an accumulation of organic waste and dead matter. This would impede the recycling of nutrients back into the soil and atmosphere, which is essential for the growth of producers. The disruption of this cycle would lead to a decline in soil fertility and a breakdown in the flow of energy through the ecosystem.

Answer:

Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. Note that the equation for cellular respiration is the direct opposite of photosynthesis:

cellular respiration: C 6 H 12 O 6 + 6O 2 → 6CO 2 + 6H 2 O

photosynthesis: 6CO 2 + 6H 2 O → C 6 H 12 O 6 + 6O 2

In both processes, energy is generated at the cellular level

Explanation:

Photosynthesis makes glucose that is used in cellular respiration to make ATP. Glucose is converted back to carbon dioxide, which is used in photosynthesis. While water breaks down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water. While photosynthesis requires carbon dioxide and releases oxygen, cellular respiration requires oxygen and releases carbon dioxide. It is the oxygen released that is used by us and other organisms for cellular respiration. We breathe that oxygen, which is transported through our blood to all our cells. In our cells, oxygen allows it to process cellular respiration. Cellular respiration works best in the presence of oxygen. Without oxygen, much less ATP would be produced.

Cellular respiration and photosynthesis are important parts of the carbon cycle. The carbon cycle is the path through which carbon is recycled in the biosphere. While cellular respiration releases carbon dioxide into the environment, photosynthesis takes carbon dioxide out of the atmosphere. The exchange of carbon dioxide and oxygen during photosynthesis (Figure below) and cellular respiration throughout the world help to maintain atmospheric levels of oxygen and carbon dioxide at a stable level.

Photosynthesis and cellular respiration are interrelated, photosynthesis captures sunlight to turn water and carbon dioxide into glucose and oxygen, while cellular respiration uses oxygen to break down glucose, thereby releasing energy and creating water and carbon dioxide. These processes complement each other, forming a cycle of energy conversion and matter recycling in ecosystems.

The relationship between photosynthesis and cellular respiration is quite intricate as they are interrelated, complimentary biological processes. Photosynthesis is a process that occurs in plants, where energy from sunlight is captured and used to convert carbon dioxide and water into glucose (a carbohydrate) and oxygen. On the other hand, cellular respiration is a process that happens in all living cells, where glucose is broken down in the presence of oxygen to produce carbon dioxide, water, and release energy.

Thus, the output products of photosynthesis serve as the input reactants for cellular respiration and vice versa, creating a sustainable cycle of energy conversion and matter recycling in the ecosystem.

One uses light energy absorbed by chlorophyll to produce organic molecules, while the other breaks down those molecules to harness the stored chemical energy. Plants being unique, contain both chloroplasts for photosynthesis as well as mitochondria for respiration. These reciprocal interactions between photosynthesis and cellular respiration make them powerhouse processes that allow organisms to survive, grow, and reproduce.

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Answer:

The correct answer would be the lysosome.

Explanation:

Small organelles can be found in the cytoplasm of animal cells called lysosomes. Lysosomes carry enzymes that were produced by the cell.

The major function of the lysosome is to digest macromolecules or substances that waste or defected. They might be utilized to digest food, cellular waste or break down the cell when it dies.

Thus, the correct answer is the lysosome.

yes

in fact mitosis is a type of cell division

during mitosis, it's reproduce new cells and replace dead cells

such as red blood cells and white blood cells

Not unless the cell is in the Go phase like brain cells, nerve cells, muscle cells etc.

Answer:

ability to catalyze a reaction

Explanation:

Because it causes denaturation of the protein, but no chemical or electrical changes.

Overheating an enzyme results in 'denaturation,' causing the enzyme to lose its specific three-dimensional shape and function. This can be caused by changes in temperature, pH, or chemical exposure. The active site of an enzyme where substrate molecules bind is sensitive to these changes.

Overheating an enzyme leads to denaturation. This is the loss of a protein's three-dimensional shape, which is essential for its specific function. Enzyme denaturation can happen due to changes in temperature, pH, or exposure to chemicals. When enzymes are heated above their optimal temperature, the increased energy disrupts the chemical bonds holding the enzyme's structure together, causing the enzyme to lose its shape and function. An example of this is the reaction of the egg albumin protein when cooked; it changes from clear to opaque due to denaturation.

Each protein, including enzymes, has an active site - a region where substrate molecules bind for a chemical reaction to take place. This active site is sensitive to its local environment's conditions, including temperature. A rise in temperature can increase reaction rates but overheating, on the other hand, would lead to the denaturation of the enzyme, rendering the enzyme functionless. Similarly, changes in pH can affect enzyme function.

An understanding of these concepts is essential in thermoregulation and homeostasis study, as the body's enzymatic activities are greatly influenced by temperature. This is observable in how enzyme activities double with every ten-degree centigrade rise. However, extreme temperatures leading to denaturation would disrupt these activities.

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Answer:

All the possible alleles for a gene with multiple alleles cannot be expressed by single individual

Explanation:

Gene pool refers to the sum total of all the alleles of all the genes which are present in a population. Human beings are diploid organisms. One individual can have only two possible alleles for a gene. A gene can have two or more than two alleles. Since all the possible alleles for a gene with multiple alleles cannot be expressed by single individual, a gene pool cannot be made of one individual.

Answer:

I think its A

Explanation:

Having a high biodiversity can help an ecosystem to survive a disturbance it doesn't decrease the chances of one happening.

High biodiversity increases the chances of an ecosystem surviving a disturbance and contributes to ecosystem stability.

Answer:

Biodiversity refers to the variety of living organisms in an ecosystem, including different species, genetic diversity, and ecological diversity. It plays a crucial role in maintaining the stability of ecosystems. High biodiversity increases the chances that an ecosystem will be able to survive a disturbance, such as a natural disaster or human activities. This is because different species have different roles and functions, and a diverse ecosystem is more resilient and adaptable to changes.

For example, in a forest ecosystem, a diverse community of plants, animals, and microorganisms interact and depend on each other. If there is a disturbance, such as a forest fire, a diverse ecosystem can recover more quickly because different species have different strategies for survival and can fill in the vacant ecological niches left by the disturbance.

In contrast, low biodiversity makes an ecosystem more vulnerable to disturbances. If an ecosystem has low diversity and one species is severely affected by a disturbance, such as a disease outbreak, the entire ecosystem can be destabilized. This can lead to a chain reaction, affecting other species that depend on the affected species, and ultimately leading to a collapse of the ecosystem.

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Answer: C. the output of one is the input of the other

Cellular respiration is interrelated with photosynthesis because the product of photosynthesis is a substrate for cellular respiration, hence option c output of one is the input of the other.

Photosynthesis is a light-dependent process to make metabolic product glucose for energy, a carbon-containing compound.

Cellular respiration is the process to extract energy from metabolic products and convert into the form of ATP, this ATP is used by cells as an energy currency.

Cellular respiration depends on photosynthesis for the metabolic substrate to extract energy during the process.

Therefore photosynthesis is related to cellular respiration, the output of one is the input of the other process, hence option c is correct.

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Answer:

I think the correct answer is succession.

Explanation:

In biology, succession is the order in which species appear in an ecosystem over time.

In this case, Hawaii's lush tropical forest arose from a process of succession because its lush took its time to develop.

hope this helps :)

Answer:

STRUCTURAL isomers have the same molecular formula but their atoms are linked in different sequences. For Example, fructose and glucose are structural isomers because, although they have the same molecular formula (C6H12O6), glucose contains an aldehyde group (it is an aldose) and fructose contains a keto group (it is a ketose).  

In contrast, OPTICAL isomers are identical in every way except that they are mirror images of each other. The two ring forms of glucose, alpha and beta glucose, are optical isomers, being two mirror image forms.

Final answer:

Structural isomers have the same molecular formula but different structures, while optical isomers differ not only in structure but also in three-dimensional arrangement. An example of a structural isomer in carbohydrates is glucose, and an example of an optical isomer is d-glucose.

Explanation:

Structural isomers are organic compounds with the same molecular formula but different structures. They differ in the arrangement of atoms and cannot be converted from one to the other without breaking covalent bonds. An example of a structural isomer in carbohydrates is glucose , which has different structural forms known as the d- and l- isomers.

Optical isomers, also known as enantiomers, are a type of isomer that not only differ in structure but also in three-dimensional spatial arrangement. Optical isomers are optically active, meaning they can rotate plane-polarized light in opposite directions. An example of an optical isomer is d-glucose, which has four chiral carbons that cause it to rotate light in a specific direction.

Definition. noun, plural: (genetics, ecology) A group of organisms of one species that interbreed and live in the same place at the same time (e.g. deer population) (taxonomy) A low-level taxonomic rank. (statistics) A set of individuals, objects, or data from where a statistical sample can be drawn.

Answer:

A group of the same species living together

Explanation:

APEX

Answer:

B and C

Explanation:

B is chloroplast, which involved in photosynthesis to make glucose as food for plants cell.

C is cell wall, which provide structural support and protection

Answer:

B,C are the correct answer's not C,D or D,A nor -C

Explanation:animal and plant cells have similar properties they both have the following

nucleus

golgi body

cell membrane

lysosome

endoplasmic

cytoplasm

ribosomes

vacuole

these are the similar propertise that the animal and plant cells have in common.Although there are some other types of cell's that may have similar propertise and there are cells that may have some of the listed propertise and other propertise and there are cells with none of these propertise that are similar in how they work but with different propertise.

Answer:

The correct answer is rRNA plays an important role during translation (protein synthesis) of mRNA.

Explanation:

Ribosomal RNA or rRNA are the RNA molecules which build up the site for protein synthesis known as ribosomes.

Ribosome synthesis takes place in nucleolus where two types of rRNA molecules associates with proteins, one in large subunit and one in the small subunit to form ribosomes.

These ribosomes physically moves along an mRNA molecule and catalyze the assembly of amino acids where rRNA molecules performs the catalytic steps of protein synthesis that is stitches amino acids together and makes up proteins.

Thus,  rRNA plays an important role during translation (protein synthesis) of mRNA.

ANSWER:

The role of rRNA (Ribosomal RNA) in gene expression is to form part of the ribosome.

REFERENCE:

3.3 Determine the information flow from DNA to RNA to direct the synthesis of proteins

DNA, RNA, and the Development of Multicellular Organisms READING ASSIGNMENT

◦◦◦

3.4 Investigate genetics with respect to human inheritance and DNA mutations

DNA Replication READING ASSIGNMENT

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A. Prokaryotes

C. Unicellular

D. Heterotrophs

They are all Prokaryotes

Answer:

The correct answer is - the hypothalamus and pituitary gland respectively

Explanation:

Vasopressin is an antidiuretic hormone, a peptide hormone manufactured or produced by the hypothalamus.

The secretion and storage take place by the pituitary gland, this is termed as neurohypophysis.

Vasopressin causes reabsorption of water via acting on DCT of nephron during a dehydration body.

Thus, the correct answer is - hypothalamus and pitruitary gland respectively.

Answer:

pituitary gland and hypothalamus increases to retain water

Explanation:

Answer:

The solar wind's magnetic field interacts with the Earth's magnetic field and transfers an increased energy into the magnetosphere. ... The frequency of geomagnetic storms increases and decreases with the sunspot cycle.

Explanation:

Answer:

The answer to the question: What happens to Earth when large magnetic storms from the sun bombard the atmosphere? would be: most of the radiation from the sun´s magnetic storm hits the Earth´s own magnetic fields and is reflected from the atmosphere, otherwise life on Earth would not be possible, and the energy charges the magnetosphere and can damage certain devices such as satellites, and can damage communication systems, as well as electrical systems.

Explanation:

These magnetic sun storms, are called solar flares, and could be deadly were it not for the Earth´s powerful magnetic fields. These fields, called magnetosphere, are entrusted with the task of reflecting back most radiation from the sun and space itself, protecting life. In the poles, for example, it is possible to see the interaction between solar flares and the magnetic shields of Earth in the boreal lights. However, one problem for us is that the energy released by the interaction can bring down satellites and most oftenly knocks down communication systems on Earth. This energy can also overcharge electrical systems.

Two specific mechanisms of protein regulation in eukaryotic cells are transcriptional control and post-translational modifications.

In eukaryotic cells, there are two specific mechanisms of protein regulation: transcriptional control and post-translational modifications.

Eukaryotic cells can regulate protein synthesis by controlling the rate of transcription. This involves the binding of transcription factors to the DNA promoter region, either enhancing or inhibiting the initiation of transcription. By regulating transcription, cells can control the amount of mRNA produced, which ultimately determines the amount of protein that is synthesized.

After translation, proteins can undergo various post-translational modifications that can alter their activity. Examples of post-translational modifications include phosphorylation, acetylation, and glycosylation. These modifications can change the structure, stability, and function of the protein, thereby regulating its activity within the cell.

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this just confused the heck out of me

Chromosomes, formed by tightly coiled DNA, contain genetic information in the form of genes. mRNA transcribes this code and plays a key role in protein synthesis. Mitosis and meiosis are different types of cell division producing diploid and haploid cells respectively.

The DNA molecule coils tightly and condenses to form chromosomes, which are crucial structures during cell division and ensure the accurate segregation of genetic information. Interestingly, each chromosome contains a single, tightly wound DNA molecule which can be composed of thousands of genes, providing the instructions for building and maintaining an organism. In the context of protein synthesis, messenger RNA (mRNA) plays a pivotal role by transcribing the genetic code from DNA and delivering it to ribosomes where proteins are synthesized.

Regarding cell division, mitosis results in two identical diploid cells, while meiosis produces four genetically diverse haploid cells, each containing half the number of chromosomes of the original cell. Finally, during mitosis, the phase during which the cell splits into two new cells is known as telophase, and it's at this point where chromosomes begin to be incorporated into two new nuclei.

In terms of inheritance, it's the genes located on the chromosomes within the gametes that determine the heritable physical traits such as leg length in frogs, playing a direct role in the jumping capability of the offspring.

Seismic waves...

They move side to side. ✔

They arrive after P waves.✔

They travel through solids.✔

They travel through liquids.

They occur at Earth's surface✔

Answer:

The correct answers are "They move side to side", "They arrive after P waves" and "They travel through solids".

Explanation:

S-waves are one of the two types of seismic waves, named after "secondary waves" for being the second waves that arrive to a seismic center after the P-waves (primary waves). S-waves move side to side, therefore they are considered transverse waves. S-waves move through the body of solids, unlike other waves that move in the surface of the objects.

Answer:

B. store excess carbon underground

Explanation:

The fossil fuels have been formed on the basis of organisms that have died, mostly producers. These organisms have carbon stored in them. As they died and got covered by sediments, the carbon has been stored in the lithosphere. Since more and more sediments have been covering the stored carbon, it has been isolated and stored into the lithosphere for tens or even hundreds of millions of years, thus contributing to lowering the amount of carbon in the atmosphere for quite some time, and removing it from its natural cycle.

Answer:

what are the animals?