Answer:
The Hz would change
Explanation:
For example, a wave with a time period of 2 seconds has a frequency of 1 ÷ 2 = 0.5 Hz.
Explain the process of sexual reproduction in angiosperms.
Answer:
Process of sexual reproduction in angiosperms: There are two processes which are involved during sexual reproduction i. e. Pollination and fertilization. In pollination, the pollen of stamen falls on the stigma of carpel where they make a tube towards ovary where ovule is present. When the pollen reaches the ovary and fuses with ovule, it produces zygote which turns into seed, this process is called fertilization.
Angiosperms are the flowering plants that produces offspring by the process of se-xual reproduction.
Se-xual reproduction in angiosperms:The form of reproduction in which genetic material is required from both the parents is known as se-xual reproduction. The parent plants possess female and male se-x cells known as gametes. The male and female gamete combine to give rise to offspring by the process of fertilization.
The se-xual reproduction in angiosperms or the flowering plants takes place by the process of pollination. The flowers comprise female se-x organs known as pistils and the male se-x organs known as stamens. The part of the stamen, which comprise pollen is known as anther. The pollen is required to move to the part of the pistil known as stigma.
Plants can either cross-pollinate or self-pollinate. Pollinators refers to the animals or the agents that carry the pollens to the stigma in the plants. After pollination, the next step is fertilization. After reaching the pistil, the pollen requires to fertilize and egg within the stigma, this egg is known as ovule. The process of fertilization give rise to the fruits that comprise seeds.
Thus, in the angiosperms, the process of se-xual reproduction in order to produce the offspring.
Find out more information about reproduction in angiosperms here:
https://brainly.com/question/1134861
2. Heat and pressure can turn all other
rocks into ____ rocks
Answer: Metamorphic Rocks
Explanation:
Adding heat and pressure to a rock turns it into a metamorphic rock
what are B memory cells?and why are they important?
Answer:
B memory cells are a B cell sub-type that are formed within germinal centers following primary infection.
B cells are important in immune responses against intra-cellular bacterial and viral infections.
Explanation:
B memory cells are formed from B lymphocytes. They are generated in germinal centers.
B cells remain relatively stable for at least 50 years in our body.
B cells have long lifespan, other features also include high sensitivity to low antigen doses, proliferation is fast and strong. B memory cells differentiates fastly into plasma cells. High affinity antibodies are produced from these plasma cells during its secondary response.
10. Living things are made mostly of these four
main elements:
(1) hydrogen, oxygen, nitrogen, and protein
(2) water, protein, carbohydrate, and fat
(3) carbon, hydrogen, oxygen, and nitrogen
(4) glucose, salt, mineral, and base
Living things are primarily composed of carbon, hydrogen, oxygen, and nitrogen. These elements are essential components that form the basis of biological molecules and living matter.
Living things are mostly made of carbon, hydrogen, oxygen, and nitrogen (CHON). These elements form the fundamental components of living matter such as nucleic acids, proteins, carbohydrates, and lipids. Understanding these important building blocks is crucial for biologists to comprehend the structures and functions of living organisms.
Which of these could represent the second step of inquiry?
Monica predicts that the warm setting on the washing machine
will get clothes the cleanest.
O
B. Monica washes three separate loads of very dirty laundry: one on
the cold setting, one on the warm setting, and one on the hot
setting.
O
C. Monica wonders which temperature setting on the washing
machine gets clothes the cleanest.
O
D. Monica writes down what three loads of laundry look like before
and after she washes them on the cold, warm, or hot setting.
Answer:
the ANswer is b
Explanation:
What are the pros and cons of CRISPR-cas9
Answer:
It has incomparable advantages over other gene editing tools.
Explanation:
For example, the CRISPR-Cas9 system has more target sites than ZFNs and TALENs, and Cas9 has many variants that can be used in a variety of studies. Moreover, the system is extremely easy to use and can be executed in almost any laboratory.
The most important advantages of CRISPR/Cas9 over other genome editing technologies is its simplicity and efficiency. Since it can be applied directly in embryo, CRISPR/Cas9 reduces the time required to modify target genes compared to gene targeting technologies based on the use of embryonic stem (ES) cells.
Disadvantages of CRISPR technology: CRISPR-Cas9 off-target; The effect of off-target can alter the function of a gene and may result in genomic instability, hindering it prospective and application in clinical procedure.
this the best i got, hope it helps :)
Answer:
One of the major pros of crispr-cas9 is that it could potentially wipe-out many genetic diseases and could even be used to develop a successful cancer therapy.
The main con would be the ethics. In the future an individual could select their own desired traits for their offspring. The wealthy would have a larger advantage which could increase the social gap.
Which receive information from the axon terminals of the neuron? Select three options.
Answer:
The answers are,
1. muscles
3. neurons
5. glands
Explanation: I did the question
The three options that receive information from the axon terminals of the neuron are:
dendrites of another neuronmuscle fibersgland cellsWhat is an axon terminal?The axon terminals of a neuron are the specialized structures where the neuron sends out electrical and chemical signals to other cells. In the case of a neuron communicating with another neuron, the electrical and chemical signals are sent to the dendrites of the other neuron.
This process is called synaptic transmission. In the case of a neuron communicating with muscle fibers, the electrical and chemical signals are sent to the muscle fibers in order to cause movement. And in the case of a neuron communicating with gland cells, the electrical and chemical signals are sent to the gland cells in order to cause the gland to secrete certain hormones.
Learn more about axon, here:
https://brainly.com/question/28234182
#SPJ2
11. The _____ is the hard outer layer of the Earth about 100 km (62.14 mi) thick.
A crust
B troposphere
C atmosphere
D lithosphere
Answer:
A) crust
Explanation:
Answer: lithosphere
Explanation:
The upper mantle and crust together form a rigid layer of rock called the Lithosphere, which is 0-100 km thick. The Lithosphere has broken into plates that float on the Asthenosphere. The Asthenosphere is 100-700 km deep.
brainliest plz
What happens during interphase?
B. The chromosomes are duplicated.
Interphase is like the "daily living" of the cell. This is the stage the cell undertakes during preparation for meiosis. This is the resting phase.
Answer:
Option B - The chromosomes are duplicated
When a piece of solid candle wax is placed in a pan on the stove and heated slowly, the candle wax will
A) explode.
B) turn into a gas.
C) turn into a liquid.
D) burn and disappear.
Answer:
c) turn into a liquid
Explanation:
wax when heated, it melts and becomes liquid and then solidifies again
A solution with the indicator would turn from yellow to blue when which combination of factors exists?
A solution would change from yellow to blue in response to alterations in pH, mainly due to the effect of an acid-base indicator. This color change represents a pH increase from acidic to alkaline conditions.
Explanation:The solution would turn from yellow to blue due to changes in pH levels or chemical reactions. This kind of change generally occurs in an acid-base indicator which is sensitive to pH changes. The Henderson-Hasselbalch Equation assists in understanding the relationship between solution pH and its color. During color changes, pH levels determine the dominant form, either In¯ (indicator base form turning solution yellow) or HIn (indicator acid form turning solution red/blue). If we consider Bromphenol Blue as the indicator, its transition occurs from yellow (below pH 3), through green (pH 4-5.6), to blue (above pH 5.6). So, a solution would turn yellow to blue when pH is increased from below pH 3 to above pH 5.6.
Learn more about pH and Acid-Base Indicators here:https://brainly.com/question/33719518
#SPJ11
Which statement describes the classification of dinosaurs?
Answer:
classification of dinosaurs
The law of segregation deals with which of the
following?
A. the separation of alleles during meiosis
B. the separation of daughter cells during
n mitosis
c)the separation of homologous chromosomes
during mitosis
D. the separation of homologous chromosomes
during meiosis
Answer:
A
Explanation:
Answer: Option A. The separation of allele during meiosis.
Explanation:
Law of segregation states that each individual has two allele which segregate during meiosis and in result each gamete has one allele.
Which statement best describes part of the human
reproductive process?
Explanation:
estrogen in concentrations that would produce sperm in a
female
a high progesterone level in a male a low insulin level in either a male or a
Final answer:
The pituitary gland initiates puberty and releases LH and FSH, which stimulate the ovaries and testes to produce sex hormones, regulating gamete production. This leads to the production of a zygote when a sperm fertilizes an egg.
Explanation:
The gland that initiates puberty and releases hormones is the pituitary gland. During puberty, the pituitary gland secretes hormones like luteinizing hormone (LH) and follicle-stimulating hormone (FSH), which stimulate the ovaries and testes. In response, the ovaries produce hormones such as estrogen and progesterone, and the testes produce testosterone. These hormones regulate the production of gametes, which are sperm in males and eggs (oocytes) in females. Egg production is a complex process that begins before birth and is arrested during meiosis until puberty, at which point it continues with each menstrual cycle, leading to the release of one egg during ovulation.
Male and female reproductive systems work together to produce a zygote, the initial cell formed when a sperm cell from the male merges with an egg cell from the female. Key processes include the formation of sperm and eggs, their transportation to enable fertilization, and the subsequent implantation and development of the zygote into a new individual.
You are going to make cheeseburgers for your family for dinner. What are 3 food safety guidelines you should follow to ensure that the cheeseburgers are safe for your family to eat, and that none of your family members will get any kind of food poisoning?
Answer:
clean, separate and cook
Explanation:
clean your hands before, during and after preparing foods
Wash surfaces and utensils after each use
Wash fruits and vegetables, but not meat, poultry, or eggs
separate vegetables and meat by using different cutting boards, do not cross contaminate
cook meat at the right temperature
Answer: 3 safety measures are :
1. Wash your hands
2. Wash worktop
3. Wash chopping board and knifes properly
Explanation:
Food poisoning is a common problem. Food poisoning is basically an illness caused from food.
Raw meat or any other raw animal food are one of the main source of food poisoning. So, one should cook such food properly before eating and avoid eating spoiled one.
Food poisoning can also be caused from vegetable,specially from sprouts.
Cleanliness is expected at the time time of cooking to avoid any chance of food poisoning. The first step in this direction is cleaning hands properly before cooking. It is also required to clean properly all materails required in cooking like chopping board and knives.
igneous and sedimentary rocks can be changed into metamorphic rocks by _____and_____
Answer:
heat and pressure
Explanation:
Complex organisms produce sec cells that unite during fertilization forming a single cell known as?
How far away is the sun from earth
Answer:92.471 million mi
Explanation:The Sun is at an average distance of about 93,000,000 miles (150 million kilometers) away from Earth. It is so far away that light from the Sun, traveling at a speed of 186,000 miles (300,000 kilometers) per second, takes about 8 minutes to reach us.
How dark coat colored mutation can be an advantage to some mice and disadvantage to others
Answer:
theyd most likely be able to adapt to the environment they are in and there would be natural selection involved
Explanation:
The minerals in rocks can be changed by the heat and chemicals solutions in _____
Answer:
Magma
Explanation:
When excess sugar is produced in a plant , the plant will
Answer:
Store it as starch
Explanation:
When a plant produces too much sugar during photosynthesis, it is transported through the phloem and is stored as starch in the roots. It can then be turned back into sugar when the plant needs it.
A plant with excess sugar will store it in the form of starch or glycogen in its tissues which can be used for energy later. The sugars are transported from where they are produced (sources like leaves) to where they are needed (sinks like roots and fruits) across the plant.
Explanation:When a plant produces excess sugar, it has mechanisms in place to utilize this surplus. The sugar serves as a vital source of energy, critical not only for immediate physiological processes but also for the plant's growth and maintenance. In conditions of high light and temperature, such as in C4 plants like maize and sugarcane, the production of sugar can be significantly higher when compared to C3 plants.
These sugars generated via photosynthesis in the leaves, which act as sugar sources, are allocated across the plant body to areas known as sugar sinks. Sinks are parts of the plant such as roots, stems, and developing fruits and seeds that need external sugar supply to meet their energy requirements. When reserves are abundant, excess sugars can be stored in the form of compounds like starch or glycogen, which provide a reservoir of energy that the plant can draw upon in times of scarcity or during the night when photosynthesis is not possible.
How do the number of chromosomes in cells that go through meiosis and mitosis compare?
A.
Cells that go through meiosis have half as many chromosomes as cells that go through mitosis.
B.
Cells that go through meiosis have one-fourth as many chromosomes as cells that go through mitosis.
C.
Cells that go through meiosis have twice as many chromosomes as cells that go through mitosis.
D.
Cells that go through meiosis have four times as many chromosomes as cells that go through mitosis.
Answer: Option A is correct.
Cells that go through meiosis have half as many chromosomes as cell that go through mitosis. Meiosis is that's why called REDUCTION DIVISION.
Explanation:
In meiosis, the number of chromosomes becomes half or reduced than the normal while, in mitosis the number of chromosomes remains the same.
In meiosis, daughter cells have half the number of chromosomes compared to those produced in mitosis. Therefore, the correct answer is A. Cells that go through meiosis have half as many chromosomes as cells that go through mitosis.
The correct answer is A. Cells that go through meiosis have half as many chromosomes as cells that go through mitosis.
Before meiosis begins, the parent cell is diploid, with 46 chromosomes.After meiosis, four haploid cells are produced, each with 23 chromosomes.In mitosis, the parent cell also starts with 46 chromosomes, but after division, each of the two resulting cells retains 46 chromosomes.This means that meiosis reduces the chromosome number by half, while mitosis maintains the same chromosome number.Why Other Options Are Incorrect
Option B: Cells that go through meiosis do not have one-fourth as many chromosomes as cells that go through mitosis; they have half.Option C: Cells that go through meiosis do not have twice as many chromosomes as cells that go through mitosis; they have half.Option D: Cells that go through meiosis do not have four times as many chromosomes as cells that go through mitosis; they have half.Which of the following activities is an environmentally responsible use of power?
A) leaving your TV on when you are not home
B) run your furnace at 72 °F year round
C) drying your clothes on an outdoor clothing line
D) leaving the refrigerator door open as you slowly assess your snack options
WILL GIVE BRAINLIEST!!!
What is the taxonomy of each organism from largest to smallest grouping?
Answer:
Taxonomy organizes organisms into a hierarchical classification system from largest to smallest grouping as follows:
Domain: The broadest category, grouping organisms based on cellular structure and molecular criteria. There are three domains:
Archaea
Bacteria
Eukarya (includes plants, animals, fungi, and protists)
Kingdom: Subdivisions within each domain based on cellular and structural characteristics. For example, within the domain Eukarya, kingdoms include:
Animalia (animals)
Plantae (plants)
Fungi (fungi)
Protista (protists)
Phylum: Each kingdom is divided into phyla based on anatomical and developmental characteristics. For example, within the kingdom Animalia, phyla include:
Chordata (vertebrates)
Arthropoda (arthropods)
Mollusca (mollusks)
Class: Phyla are further divided into classes based on more specific shared characteristics. For example, within the phylum Chordata, classes include:
Mammalia (mammals)
Reptilia (reptiles)
Aves (birds)
Order: Classes are divided into orders, representing a more specific grouping based on common characteristics. For example, within the class Mammalia, orders include:
Carnivora (carnivores)
Rodentia (rodents)
Primates (primates)
Family: Orders are further divided into families, representing closely related groups of organisms. For example, within the order Carnivora, families include:
Felidae (cats)
Canidae (dogs)
Ursidae (bears)
Genus: Families are divided into genera (singular: genus), which are groups of closely related species sharing common ancestors. For example, within the family Felidae, genera include:
Panthera (lions, tigers, leopards)
Felis (domestic cats)
Acinonyx (cheetahs)
Species: The smallest and most specific grouping, species are individuals that can interbreed and produce fertile offspring. Species are identified by their unique scientific name, which includes both the genus and species names. For example:
Panthera leo (lion)
Felis catus (domestic cat)
Canis lupus (gray wolf)
Explanation:
2.
A
B
C
D
Which generally describes granite?
dark-colored rock with low silica content
dark-colored rock with high silica content
light-colored rock with low silica content
light-colored rock with high silica content
Answer:
D
Explanation:
Granite is typically a light gray color with around 70% silica content
Answer:
D. Light-colored rock with high silica content
Explanation:
35 PTS!!! What is the correct definition of metabolism?
the process by which nutrients travel through the body
the process by which cells absorb nutrients
the process by which the body gets energy from food
the process by which food remnants are removed from the body
Which is a symbiotic relationship? SC.7.L.17.2
A. a hawk eating a mouse
B.a fish laying eggs in a stream C.a mistletoe plant living on a tree
D.a plant using sunlight to ake food
Answer:D
Explanation:
I did the test
what is a derived character
Answer:
To an evolutionary taxonomist, recent common ancestors determine whether 2 species are in the same genus. Derived character. A trait that arose in the most recent common ancestor of a particular lineage and was passed along to its descendants. An example of a derived character is the loss of a tail, a trait that first appeared in an ancestor of apes and man.
A derived character is a trait present in an organism but not in its ancestral form. It is a novel feature that evolved, distinguishing it from other organisms. They are important in constructing evolutionary trees, mapping out relationships among organisms.
Explanation:A derived character is a trait or characteristic that is present in an organism or species, but was not present in its ancestral form. It is a novel feature that evolved in an organism or lineage and thus distinguishes it from other organisms or lineages. An example of a derived character could be the opposable thumbs in humans that were not present in our early primate ancestors.
These characteristics are crucial in the study of evolutionary biology, as they help in constructing evolutionary trees, also known as phylogenetic trees. These trees map out the evolutionary history and relationships among different organisms, and a derived character is often used as a key piece of evidence in these diagrams.
Learn more about Derived Character here:https://brainly.com/question/32030451
#SPJ6
Which of the following is a disadvantage of artificial selection?
Does not allow selection of traits
Creates inferior versions of organisms
Reduces the variation in a certain species
Reduces yield of food from animals and crops
Answer:
A disadvantage of artificial selection is that it reduces the variation in a certain species.
The following is a disadvantage of artificial selection - Reduces the variation in a certain species
Artificial selection is the identification by humans of desirable traits in plants and animals, and the steps taken to enhance and increase the yield.
selectively breeding plants with desired characteristics such as greater nutrition and yieldSelective breeding can result in better quality products and higher yields in plants and animals that have been bred for specific characteristics.Disadvantages include a reduction in genetic diversity and discomfort for organisms that have very exaggerated characteristicsThus, The following is a disadvantage of artificial selection - Reduces the variation in a certain species
Learn more:
https://brainly.com/question/14128683
Which term describes this diagram?
Grass-grasshopper-spider-bird- bacteria and fungi
a.matter cycle
b.tropic level
c.food chain
d.food web
Food chain is the answer.
Answer:
lol i would say foodchain because i just did the test
Explanation: