Answers
Answer:
Answer is A
Explanation:
Hardy-Weinbergs equilibrium is laso referred as genetic equilibrim i.e. gene pool's frequency is not changing. Now why not other choices
if the population migrate to another geographical area so ofcourse it would have people with different genes
if that population sexually reproduce with another population it would have You know AGAIN different genes
Mutation is the change in DNA so if there is change in DNA the genetic message by the gene would not be the same as before the mutation so it also affects genetic equilibrium.
WHAT AFFECTS GENETIC EQUILIBRIUM
The Factors which affect genetic equilibrium are Mutation, Environmental Change, Natural Selection
To reach the Hardy-Weinberg equilibrium, a population must have no changes in allele frequency and the correct option is option A.
Hardy-Weinberg equilibrium is a theoretical concept that describes an idealized population in which the allele frequencies remain constant from generation to generation.
Several conditions must be met for a population to reach Hardy-Weinberg equilibrium: no mutations, no natural selection, no genetic drift (random changes in allele frequency), no gene flow (migration), and random mating.
In reality, no population perfectly meets all these conditions, but the Hardy-Weinberg model provides a useful baseline for understanding how allele frequencies can be influenced by various factors in population genetics.
Thus, the ideal selection is option A.
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Related Questions
Pls help meee!!!!!!!!!!!!!
Answers
Answer: Front, When two different air masses meet, a front is formed. The boundary between these masses is called a stationary front. The air between the two masses never really combines.
The reaction rate of a chemical reaction was measured with and without an enzyme. Which line is the
reaction with an enzyme?
Answers
Answer: yes they are used for particles and molcules
Explanation:
sb
What is a stomata?
A. the little mouths on the leaf of a plant where they take in CO2,and release 02
B. Where the plant takes in water
Answers
A. the little mouths on the leaf of a plant where they take in CO2,and release 02
stoma=mouth
Those structures are located on the backside of the leaf
Know and Understand
Answer the following questions using the information provided in this chapter.
1. What is an agricultural pest?
2. What is integrated pest management?
3. What are pesticides?
4. What are some types of pesticides used to control selected or target pest populations?
5. What is an herbicide and when are post-emergent herbicides used?
6. What are four ways to control slugs besides using a molluscicide?
7. What are three types of biopesticides?
8. Describe the type of biopesticide called a plant incorporated protectant.
9. What are four types of substances that can be included in a pesticide formulation?
10. What are six formulations in which pesticides are available?
11. What type of legal repercussion may result from failure to comply with the directions of
a pesticide label?
12. What are some types of important information found on a pesticide label?
13. What do the signal words caution, warning, and danger mean when printed on a
pesticide label?
14. What must a person do to qualify as a certified applicator?
15. Why should a pesticide applicator cover as much of his or her bare skin as possible?
16. What are some safety protocols that should be followed when mixing pesticides?
17. When is the best time of day to apply pesticides in a garden and why?
18. What are four ways poison can enter an organism?
19. What should you do in the event of a pesticide poisoning?
20. What guidelines should you keep in mind when storing pesticides?
Answers
Following are the answers:
Organism that negatively affects agricultural crops or livestock.
Comprehensive approach to pest control that integrates various strategies.Chemical substances used to control or kill pests.Insecticides, fungicides, herbicides, rodenticides, nematicides, and bactericides.Chemical used to kill or inhibit the growth of unwanted plants; used after plant emergence.Cultural practices, barriers, biological control, and habitat modification.Microbial, plant-incorporated, biochemical.Genetic modification of plants to produce insecticidal substances.Active ingredients, inert ingredients, solvents, and adjuvants.Dusts, granules, wettable powders, emulsifiable concentrates, aerosols, and baits.Legal consequences for not following pesticide label instructions.Safety precautions, directions for use, active ingredients, and warnings.Indicate level of toxicity and potential hazards of the pesticide.Meet certification requirements and pass exams or training programs.Minimize exposure to pesticide residues and reduce health risks.Proper protective clothing, ventilation, mixing in well-ventilated areas.Early morning or late evening to minimize drift and optimize effectiveness.Inhalation, ingestion, absorption, and injection. Seek medical attention and follow first aid instructions on label.Store in original containers, keep away from children, follow temperature guidelines.
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The codon, CAG, is being carried by a mRNA strand into the
cytoplasm. By using the Codon Chart, what amino acid will it code
for?
Answers
what does it mean for a cell membrane to be selectively premeable? a. it blocks the passage of most substances b. it allows only water molecules to pass through it c. it allows molecules to pass through if they are under a certain size d. it allows some substances to pass through but blocks the passage of others
Answers
d. it allows some substances to pass through but blocks the passage of others
DNA is made up of segments called
Answers
Answer:
Nucleotides
Explanation:
Nucleotides are what we refer to as "The building block of DNA" Nucleotides are made of phosphate and a sugar group.
Hope this helped!
Is this Red blood cell in a Hypotonic, Isotonic, or
Hypertonic solution?
Answers
Explanation:
It is hypertonic . Hope it will help you!
Answer:
\(\boxed {\tt Hypertonic}\)
Explanation:
The H₂O, or water is exiting the cell, and the result is shriveled up red blood cells.
In a hypertonic solution, there is a greater concentration of solute outside the cell and a greater concentration of water inside the cell.
The water will diffuse through osmosis from high to low concentration, so the water moves out of the cell.
Therefore, this is a hypertonic solution.
Which graph is an exponential growth model?
A.
B.
C.
Answers
Answer:
The answer is A,
Explanation:
Just took the test.
What type of cells are produced during meiosis?
Answers
Answer:
gamete cells :)
Explanation:
hope this helps
Haploid cells are produced during meiosis.
Identical haploid daughter cells are produced from diploid parent cell.This process is required to produce egg and sperm cells for s exual reproduction.What is meiosis?Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells. This process is required to produce egg and sperm cells for s exual reproduction.Cell division occurs twice during meiosis, one starting cell can produce four gametes.In each round of division, cells go through four stages: prophase, metaphase, anaphase, and telophase.To know more about meiosis here
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What is cyanosis? Describe several physical and/or chemical factors that might create cyanosis in a patient and how cyanosis can be reversed.
Answers
Cyanosis is a medical condition that is characterized by a blue or purple discoloration of the skin and mucous membranes. It occurs due to a lack of oxygen in the blood or a buildup of deoxygenated hemoglobin in the blood vessels near the skin surface.
Several physical and/or chemical factors that might create cyanosis in a patient include lung diseases that interfere with the normal exchange of oxygen and carbon dioxide in the lungs, such as chronic obstructive pulmonary disease (COPD), pneumonia, and asthma. Heart diseases, such as congenital heart disease, heart failure, and pulmonary embolism, can also lead to cyanosis. Other factors include high altitudes, exposure to cold temperatures, and certain medications, such as opioid painkillers.
To reverse cyanosis, the underlying cause must be treated. For example, oxygen therapy can be used to increase oxygen levels in the blood in patients with lung diseases. In cases of heart disease, medications or surgery may be necessary to improve the heart's ability to pump blood. In some cases, blood transfusions may be necessary to increase the oxygen-carrying capacity of the blood.
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Please someone to help me out
Brainliest reward for the helper
Answers
Answer:
It stimulates appetite and energy storage.
Explanation:
Ghrelin is your "hunger hormone", being responsible for that hungry feeling. It also induces energy storage in the form of fat.
Answer:
stimulates appetite and energy storage
37. Which of the following macromolecules contain nitrogen?A. proteinsB. carbohydratesC. lipids
Answers
The correct answer is the letter A. proteins
Proteins are composed of carbon, hydrogen, oxygen, and nitrogen.
Carbohydrates are made up of carbon, hydrogen, and oxygen.
Lipids are basically composed of carbon, hydrogen, and oxygen.
does anybody know the answer to this question ?????
Answers
The fish is a salt water organism. Its environment is hypertonic to its cell causing water to leaves its cell via osmosis The fish release small amount of dilute urine to maintain homeostasis. The correct option is B.
What is natural aquatic environment?Oceans, lakes, rivers, streams, estuaries, and wetlands all have aquatic ecosystems. Fish, plants, and bacteria are just a few examples of the living species that can only exist in aquatic settings. Because of their vulnerability, these ecosystems are quickly upset by pollutants.
What are the benefits of aquatic environments?Aquatic habitats serve a variety of important environmental roles. They replenish groundwater, cleanse water, reduce floods, increase and maintain streamflow, offer habitat for wildlife, and provide people with recreational opportunities.
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The complete question is-
The imagine of a fish in its natural aquatic environment is modelled here . Examine the movement of water and ions shown by the model. Which statement describes the natural environment in which the fish is found based on the image shown here ?
A-The fish is a freshwater organism. Its environment is hypertonic to its cell causing water to leaves its cell via osmosis The fish release small amount of dilute urine to maintain homeostasis.
B-The fish is a salt water organism. Its environment is hypertonic to its cell causing water to leaves its cell via osmosis The fish release small amount of dilute urine to maintain homeostasis
C-The fish is a alkaline water organism. Its environment is hypertonic to its cell causing water to leaves its cell via osmosis The fish release small amount of dilute urine to maintain homeostasis
D-The fish is a distilled water organism. Its environment is hypertonic to its cell causing water to leaves its cell via osmosis The fish release small amount of dilute urine to maintain homeostasis
Rupert is studying two different cells. His professor asks him to determine which cell is a plant cell and which is a fungal cell. What could Rupert compare to distinguish between the plant cell and the fungal cell? A. the composition of their cell walls B. whether or not they contain a nucleus C. whether or not they contain organelles D. the composition of their cell membranes
Answers
Explanation: plant cell walls components is glucose. Fungi cell will components is chitin
I need help with my biology work please
Answers
I did the. work on this piece of paper and the only reason I'm typing here is because I need an answer to submit
A specific location in America produces electricity only from fossil fuels and geothermal energy. The table below shows the amount of methane in the atmosphere of the location from 1960 to 2000. Based on the table, which of these conclusions is most likely correct about the period between 1980 and 1990? Electricity was generated only from fossil fuels. Electricity was generated only from geothermal energy. Several fossil fuel units were replaced by geothermal units. Several geothermal units were replaced by fossil fuel units.
Answers
Answer:
Several fossil fuel units were replaced by geothermal units.
Explanation:
Though geothermal units also release methane - along with several other pollutants - they release FAR less than a fossil fuel plants.
From the table we can conclude that, several fossil fuel units were replaced by geothermal units.
What is fossil fuel?
A fossil fuel is a non renewable energy obtained from hydrocarbons. This type of energy source releases lots of green house gases into the atmosphere.
The energy obtained from geothermal energy is clean and does not release green house gases into the atmosphere.
Thus, from the table we can conclude that, several fossil fuel units were replaced by geothermal units.
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Choose all the answers that apply.
Ecosystems:
are limited by the amount and quality of its soil
contain both living and nonliving factors
closely follow the world's climate zones
recycle and reuse matter
can include more than one population
Answers
Answer:
The correct answer is - 1, 2, 3, 4, 5.
Explanation:
An ecosystem is an isolated geographical area that carries living organisms, abiotic factors, soil, weather, and landscape that work in harmony. The ecosystem includes both living and nonliving factors and these factors affect one another and another system present in the system.
Unlike energy here matter is recycled and reused in the ecosystem that is carried by various nutrient cycles. An ecosystem can support more than one population.
Answer:
1 - are limited by the amount and quality of its soil
2 - contain both living and nonliving factors
3 - closely follow the world's climate zones
4 - recycle and reuse matter
5 - can include more than one population
Explanation:
4. What are the two new cells called that are produced after cell division is complete?
DNA cells
prophase cells
parent cells
daughter cells
Answers
Answer:
DNA and daughter cells are two new cells produced after cell division
↓Answer ↓
DAUGHTER CELLS
↓Explanation↓
Mitosis is a type of cell division in which one cell (the mother) divides to produce two new cells (the daughters) that are genetically identical to itself. In the context of the cell cycle, mitosis is the part of the division process in which the DNA of the cell's nucleus is split into two equal sets of chromosomes.
#carry on learning
An amino acid's unique characteristics is defined by the ________.
Answers
In tomatoes, tall (D) is dominant over dwarf (d) and smooth fruit (P) is dominant over pubescent fruit (p), which is covered with fine hairs. A farmer has two tall and smooth tomato plants, which we will call plant A and plant B. The farmer crosses plants A and B with the same dwarf and pubescent plant and obtains the following numbers of progeny:
Progecy of
Plant A Plant B
Dd Pp 122 2
Dd pp 6 82
dd Pp 4 82
dd pp 124 4
a. What are the genotypes of plant A and plant B?
b. Are the loci that determine the height of the plant and pubescence linked? If so, what is the percent recombination between them?
c. Explain why different proportions of progeny are produced when plant A and plant B are crossed with the same dwarf pubescent plant.
Answers
Answer:
A and B are both heterozygous, DdPpYes, Genes are linked. The percent recombination between them is approximately 3.7%.Plant A and B have different linkage groups. A ⇒ Coupled genes DP/dp. B ⇒ In repulsion genes Dp/dPExplanation:
Due to technical problems, you will find the complete explanation in the attached files
Why is it important to consume foods that contain cellulose when most animals cannot digest cellulose?
Cellulose acts as a hormone disruptor in the endocrine system.
Certain animals can partially digest cellulose and use it as energy.
Cellulose acts as dietary fiber and helps the digestive system function properly.
Cellulose can be incorporated into the cell walls of certain animal cells.
Answers
Answer: Cellulose acts as dietary fiber and helps the digestive system function properly.
Explanation: Cellulose is an insoluble fiber and does not dissolve in water. When consumed, insoluble fibers can help push food through the digestive system and support regular bowel movements.
word bank: stimuli, trial-and-error, insight, conditioning, learned, instinct, response and imprinting
Animals perform many behaviors which are caused by ____, or a signal that causes and organism to react in someway. An animals ___ to this stimulate may include external actions are internal changes, such as a faster heartbeat, or both. Animals perform some ____, or without being taught. but most ___ behaviors that result from another animals experience. A behavior that is a combination of instinct and learning is ___, which can be seen in a newly hatched birds that recognize and follow the first moving object they see. Learning that a particular, stimulus or response can lead to a good or bad outcome is called ___. One form is ___ learning in which animals learn to perform a behavior more skillfully through practice. Sometimes past experiences can be used to solve the problems and when this occurs you are using ___ learning
Answers
Animals perform many behaviors which are caused by stimuli, or a signal that causes an organism to react in some way. An animal's response to this stimulus may include external actions or internal changes, such as a faster heartbeat, or both.
Thus, animals perform some instinctual behaviors without being taught, but most learned behaviors result from another animal's experience. A behavior that is a combination of instinct and learning is imprinting, which can be seen in a newly hatched bird that recognizes and follows the first moving object they see.
Learning that a particular stimulus or response can lead to a good or bad outcome is called conditioning. One form is trial-and-error learning in which animals learn to perform a behavior more skillfully through practice. Sometimes past experiences can be used to solve problems, and when this occurs, animals are using insight learning.
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Would you be bothered if you were in a restaurant and people came in wearing scrubs? Why or why not?
Answers
Scrubs are accepted in restaurants because scrubs have become medical uniforms worn by the medical practioners.
What is Scrubs?Scrubs are a type of sanitary clothing worn by physicians, nurses, dentists, and other workers. It is worn by those who are involved in patient care.
The garment was initially a gown but now includes the shirt and pants worn by scrubs for surgery. Wearing scrubs has become a trend in the profession, as has wearing a white coat or carrying a stethoscope.
Scrubs were in one color, but often came as a dull blue (known as Dr. blue) or mint green. Scrubs are made of cotton, but scrubs made of a blend of polyester and cotton to maintain a wrinkle free dress.
Thus, scrubs are accepted in restaurants because scrubs have become medical uniforms worn by the medical practioners.
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Which of the following is NOT an example of mechanical weathering?
A.A large rock splits due to ice wedging.
B.Oxidation causes rust on the rock.
C.Moving water causes abrasion as rocks collide with one another and break apart.
D.Plant roots grow in the crack of a rock.
Answers
- always expressed when one or two alleles are present
- only expressed when two alleles are preset
Answers
Answer:
A dominant phenotype will be expressed when at least one allele of its associated type is present, whereas a recessive phenotype will only be expressed when both alleles are of its associated type. However, there are exceptions to the way heterozygotes express themselves in the phenotype.
Explanation:
What is the mRNA sequence that would be made from the following DNA template sequence as a result of transcription?
AGGCATTGGCAATCATGTCAT
Answers
The mRNA sequence resulting from the given DNA template sequence AGGCATTGGCAATCATGTCAT is UCCGUAACCGUUAGUACAGUA.
To decide the mRNA grouping coming about because of record, we want to supplant the DNA bases with their comparing RNA bases. In DNA, adenine (A) matches with thymine (T), while cytosine (C) matches with guanine (G). In any case, in RNA, uracil (U) replaces thymine.
The given DNA layout arrangement is AGGCATTGGCAATCATGTCAT. To decipher this into mRNA, we supplant every DNA base as follows: A becomes U, G stays as G, C becomes G, and T turns into A. In this way, the relating mRNA grouping is UCCGUAACCGUUAGUACAGUA.
In rundown, the mRNA grouping coming about because of the given DNA layout arrangement is UCCGUAACCGUUAGUACAGUA.
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Explain why each of the following misconceptions about photosynthesis is false:1 Plants do not need cellular respiration because they carry out photosynthesis2 Chlorophyll is the only plant pigment.3 Only plants are autotrophs.
Answers
Solution:
The correct answer is:
1: All living things, both animals and plants, breathe. Breathing is intended to release energy to be used by organisms. It is a reaction that oxidizes a compound rich in energy, obtaining poor products in it (carbon dioxide and water).
2: Plants contain a wide variety of pigments that give rise to the colors that we see in them. These pigments are chlorophyll-a (intense green), chlorophyll-b (green), carotenes (orange), xanthophylls (yellow), anthocyanins (reddish, purple, or bluish), and phycobilins (red).
3. Autotrophic organisms are those that have the ability to produce their own food from inorganic substances, which is why they can also be known as producers or vegetables. The main examples of autotrophic organisms are plants, algae, archaea, and various bacteria.
Doing The Activity Make a list of activities that take place on brest land,like hiking, fishing, hunting, eading, taking pictures, camping, rock limbing, skiing, snow- mobiling, logging, razing, or mining. Think about how any of mese activities would conflict with each other done on the same piece of land. Discuss these questions: Which activities ould cost the most to provide on forest land? Which would bring the most visitors? Which activities would cost the most to provide on forest land Which would have the greatest impact on the forest ecosystem? On the wildlife there? Would this effect be permanent or temporary? Which would cause fragmentation? Which would provide for society's most critical needs?
Answers
Activities that take place on forest land can vary greatly and may include hiking, fishing, hunting, reading, taking pictures, camping, rock climbing, skiing, snowmobiling, logging, grazing, or mining. Here's a discussion of the questions you raised:
1. Cost to provide on forest land: Activities like logging, mining, and skiing/snowmobiling typically require infrastructure development, equipment, maintenance, and personnel, making them relatively expensive to provide on forest land.
2. Attracting visitors: Hiking, camping, fishing, and wildlife viewing tend to attract a significant number of visitors due to their accessibility, affordability, and recreational appeal.
3. Impact on forest ecosystem and wildlife: Logging, mining, and grazing have the greatest impact on the forest ecosystem. Logging involves the removal of trees, potentially altering the forest structure and disrupting habitats. Mining can lead to soil erosion, habitat destruction, and water pollution. Grazing by livestock can degrade vegetation and impact native wildlife habitats.
4. Duration of the impact: The impact of activities like logging, mining, and grazing can have long-term or even permanent effects on the forest ecosystem, particularly if they are not carried out sustainably or with proper mitigation measures.
5. Fragmentation: Activities like logging and mining can cause fragmentation by creating clearings or dividing the land into smaller patches. This fragmentation can disrupt wildlife movement, alter ecological connectivity, and reduce biodiversity.
6. Meeting critical societal needs: While activities like logging and mining may provide resources and contribute to economic needs, activities such as hiking, fishing, and wildlife conservation fulfill critical societal needs related to recreation, nature appreciation, and environmental conservation.
It's important to consider a balanced approach to land use planning and management, taking into account the diverse interests and impacts associated with various activities. This involves considering sustainable practices, mitigating negative impacts, and protecting the long-term health and integrity of forest ecosystems and wildlife populations.
The seed formed inside the ovary of the flower. As the seed develops in the flower, water is withdrawn from it so that it becomes almost dry. suggest why is it important?
Answers
Water withdrawal from the developing seed inside the flower is important to induce dormancy, enhance longevity, protect against pathogens, facilitate dispersal, and trigger germination under favorable conditions.
Water withdrawal from the seed during its development inside the ovary is crucial for seed dormancy, longevity, protection, dispersal, and germination. Dormancy enables seeds to survive unfavorable conditions. The dry state reduces metabolic activity, enhancing seed longevity. Withdrawing water creates an inhospitable environment for pathogens, safeguarding the seed. Dry seeds are lighter and more easily dispersed by wind, animals, or water, aiding in the colonization of new habitats. Rehydration of the seed after dispersal triggers germination, initiating growth.Overall, water withdrawal from the seed inside the ovary serves as a survival strategy, allowing seeds to endure harsh conditions, remain viable for extended periods, avoid microbial damage, disperse effectively, and germinate when conditions are favorable.
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