Genomic imprinting, dna methylation, and histone acetylation are all examples of
a. genetic mutation.
b. chromosomal rearrangements.
c. karyotypes.
d. epigenetic phenomena.
e. translocation.
Asexual reproduction results in ________ cells, while sexual reproduction results in _________ cells. (choose the best answer.) * 1 point
Why did Avery's group destroyed each type of molecule before adding it to the solution containing R bacteria? what can you conclude from the results?
They destroyed every molecule's so that it can be helpful.
What are bacteria?
Bacteria are prokaryotic organism that comes under the kingdom of Monera.
R – bodies are found in free-living bacteria and plasmodium.
R- factors are pieces of DNA, usually plasmids, that contain antibiotic resistance.
Thus, they destroyed every molecule's so that it can be helpful.
Learn more about bacteria
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What is occurring in step 1 in Figure 34–3?
fertilization
formation of a zygote
ovulation
formation of a blastocyst
Answer:
ovulation
Explanation:
In step 1 of the given question shows that a mature egg is released from the ovary and moves towards fimbriae, which is fringe of tissue around the opening of the Fallopian tube. The mature ova in the fallopian tube is available for the fertilization with sperms. Every month one egg matures within one of the ovaries. On maturity, the egg is released by the ovary.
One brain area potentially involved in obsessive-compulsive disorder is the:
If you cast engorgio on someone's mouth, their teeth would be what
If you cast engorgio on someone's mouth, their teeth size would become large. In Harry Potter series, Engorgement charm is used to make an object large. In the series, the engorgement charm has been used multiple times on the spiders, to prove that it can be used on living things.
If we cast engorgio on someone's mouth, their teeth size would grow long. According to Harry Potter series, Engorgement beauty is utilized to create a gadget big. In the series, the satiation of charm has been utilized many moments on the spiders, to show that it can be done on existing stuff.
Which of the gastrointestinal cancers has the highest rate of incidence and is responsible for the highest number of deaths?
The correct answer is colorectal cancers.
After lung, breast and prostate cancer, colorectal cancer is the fourth most common cancer in the last year. Colorectal cancer is a disease of old age: It usually originates in the secretory cells of the gut. One of the main risk factors is unbalanced diets (low in vegetable fibre and high in fat ).
If a woman who is homozygous for almond shaped eyes (AA) marries a man who is heterozygous for almond shaped eyes (Aa), what are the possible genotypes and phenotypes of their children
Answer:
Genotypes 2 AA and 2 Aa
All offsprings' eye will be Phenotypically almond-shaped
Explanation:
This is a typical monohybrid cross involving a single gene coding for eye shape in humans.
From the information given in the question, a woman whose eye is phenotypically almond-shaped (AA) marries a man whose eye is also phenotypically almond-shaped (Aa).
The woman is homozygous i.e. same allele, for the trait while the man is heterozygous i.e. different alleles, for the trait.
In a cross between the two individuals, each allele gets separated into gametes according to Mendel's law of segregation. (See attached image).
According to the cross as depicted in the image, four possible offsprings will be produced in which all will be expected to have an almond-shaped eye.
2 of the offsprings genotype will be homozygous (AA) while the other 2 will be heterozygous (Aa).
Much evidence indicates that _______ are a sister taxon to plants. select one or more:
a. mosses
b. liverworts
c. red algae
d. charophytes
e. chlorophytes
Charophytes are closely related to plants and belong to the group known as Streptophytes. Hence the correct option is D.
Charophytes are a sister taxon to plants. They are classified as Streptophytes, closely related to land plants. Charophytes include algae orders like Charales, Zygnematales, and Coleochaetales.
What is th advantage of this type of reproduction in paramecium?
Which of these is the best description of a typical organism in the plant kingdom?
Final answer:
A typical plant from the Kingdom Plantae is a multicellular organism that uses photosynthesis with chlorophyll in chloroplasts to obtain energy, has cell walls made of cellulose, and can grow indefinitely as well as reproduce sexually and asexually.
Explanation:
A typical organism in the Kingdom Plantae is a multicellular and autotrophic organism that derives energy primarily from the process of photosynthesis. Members of the plant kingdom, such as mosses, ferns, conifers, and flowering plants, contain chlorophyll within chloroplasts, which allows them to convert light, water, and carbon dioxide into organic compounds and oxygen.
The cell walls of plants are made up of cellulose. While most plants reproduce sexually, they also have a variety of asexual reproduction methods. Furthermore, plants demonstrate indeterminate growth, which enables them to continue growing throughout their lifespan.
dentify the structure of the human heart which is a large vein (right and left branches) that carries oxygenated blood from the lungs to the left atrium of the heart
As estrogen and testosterone levels fall in later life, the frequency of intercourse ________ and the frequency of sexual fantasies ________.
Answer: As estrogen and testosterone levels fall in later life, the frequency of intercourse decline or decrease and the frequency of sexual fantasies also decrease or decline.
The sex hormones have an impact and regulate or direct the male and female physical development of the sexual characteristics. The hormones testosterone and estrogen are present both in males and females but the males have higher testosterone levels and females have higher estrogen levels.
In humans the hormones impact the sexual behavior at a lower level once the sufficient level of hormones is present. In the later part of life, with the decline in level of the sex hormones the frequency of intercourse as well as the sexual fantasies decline.
Final answer:
The frequency of intercourse and sexual fantasies both tend to decrease as estrogen and testosterone levels fall in later life due to andropause in men and menopause in women.
Explanation:
As estrogen and testosterone levels fall in later life, the frequency of intercourse tends to decrease, and the frequency of sexual fantasies also tends to diminish. Decreases in testosterone can lead to andropause, which is associated with reduced libido, and although men can reproduce into old age, their sexual desire often lessens. Women experience a more dramatic cessation of reproductive capabilities at menopause around age 52 and also exhibit a diminishing interest in sex as hormone levels decline. Furthermore, it's noted that men generally have a more consistent interest in sex and more frequent sexual fantasies compared to women; however, as they age, there is a gradual decline in sexual function and desire.
Once your ambulance is dispatched to an emergency, you have an obligation to respond. what is this called?
The obligation to respond once an ambulance is dispatched is known as the duty to act, representing a legal and ethical responsibility to provide aid in emergencies, ensuring the protection of life and health.
The term "duty to act" refers to the legal obligation of emergency services, such as ambulances, to respond when dispatched to an emergency. This concept is fundamental in ensuring timely assistance during crises. The duty to act can be understood through the following points:
Legal Obligation: When an ambulance is dispatched, it must respond. Failure to do so can have legal consequences.Professional Responsibility: Medical personnel and emergency responders have a professional duty to provide care and assistance.Contractual Duty: Often based on employment contracts or regulations, this duty ensures that emergency responders act promptly.Ensuring Public Safety: The duty is crucial for public safety, ensuring that help is available when needed without additional charges, financed through taxpayer money.Illustrative Example: Just like a lifeguard must save a drowning person, emergency responders are obligated to assist at the scene of an emergency.The extracellular matrix is a coating found on the outside of _____.
A-animal cells
B-proteins
C-carbohydrates
D-plant cells
Nicotine is only one of the many toxic chemicals inhaled while smoking. What effect can such toxic chemicals have on the body?
a) They stimulate an increase in height
b) They stimulate uncontrolled cell division
c) They eliminate carbon dioxide from cells
d) They eliminate chromosomes from many cells
What characteristic do the nucleus, the mitochondria, and the vacuoles of animal cells have in common?
Answer:
They are all enclosed by membranes made of phospholipids.
Cite the primary extrinsic and intrinsic muscles of the lower leg.
On oceania's low islands, what is typically the only source of freshwater?
Suppose a fungus destroys the central xylem and phloem tissues in the roots of a tree. What function of the root system will be lost because of this damage
Answer:
The roots will lose the tendency to transport minerals and water due to the damage of xylem and phloem tissues in the roots of a tree.
Explanation:
A root exhibits four prime functions, that is, the captivation of water and inorganic nutrients, storage of nutrients and food, affixing of the plant body to the ground, as well as vegetative reproduction and competition with other plants. The absorbed minerals and water present in the roots are translocated to the rest parts of the tree or a plant for its optimal functioning. The xylem tissues perform this function of transporting water and minerals from the roots to the stems and leaves of the plant or tree. In case, if the tissues get damaged then roots lose the tendency to transport water and minerals to the higher parts of the plant or tree.
Answerswhat should you do if you suddenly find yourself in cold water?
How has life on Earth transformed the planet
This is how earth was transformed it may be wrong but i would look at a website. i was able to get some info for you though.
just remember that 4.2 billion years ago there was no oxyegen on the earth and now there is some and that that is a big discovery for all.
The lunar cycle started about 17 days ago. Although the moon is quite large, you can’t quite see all of it. What phase of the moon will happen next?
The chemicals that make up all plants, animals, and humans are composed of organic compounds containing the element potassium. True False
Answer:
The statement is false.
Explanation:
Most of the organic compounds have carbon and hydrogen and sometimes others such as oxygen, nitrogen, phosphorus or sulfur. So there is no compulsion for potassium to be present in all the organic compounds that compose the chemicals. that is make up all plants, humans, and animals. So the given statement is false.
Law vs theory compare and contrast please really need help !!!
Your client, carrie, is attempting weight loss and you are explaining the six classes of essential nutrients. which substance is not a nutrient?
Waste that includes paper, food wastes, cans, bottles, yard waste, glass, wood, and similar items is called ____.
a. hazardous waste
b. municipal solid waste
c. toxic solid waste
d. industrial solid waste
e. e-waste
The correct answer is b. municipal solid waste.
Waste that includes paper, food wastes, cans, bottles, yard waste, glass, wood, and similar items is called municipal solid waste. MSW consists of non-hazardous materials generated by residential households and offices. It generally includes items like paper, yard waste, plastics, and food scraps.
Municipal solid waste (MSW) consists of materials from plastics to food scraps and is typically generated by residential households, offices, and other sources. MSW is distinct from industrial solid waste and hazardous waste, as it generally includes non-hazardous materials suitable for recycling and reuse efforts.
For example, the most common waste product in MSW is paper, which comprises about 23% of the total waste, followed by yard waste, plastics, metals, wood, glass, and food waste. This composition can vary based on region and season.
Complete Question:
Waste that includes paper, food wastes, cans, bottles, yard waste, glass, wood, and similar items is called ____.
a. hazardous waste
b. municipal solid waste
c. toxic solid waste
d. industrial solid waste
e. e-waste
What structures of the cat urinary system are "retroperitoneal"?
The correct answer is kidneys.
The urinary system of cats consists of the kidneys which are located retroperitoneal (lie behind the peritoneum), the ureters (connect the kidneys to the bladder), the bladder, and the urethra (the tube through which urine exits the body). The functions of the urinary system are to excrete the waste products, to maintain the balance of water and electrolytes (salts) within the cells, to produce hormones erythropoietin and renin (maintaining blood pressure and producing blood cells).
Members of the kingdom animalia select one:
a. make their own food through photosynthesis.
b. can obtain their food either by absorption or by photosynthesis.
c. can obtain their food by eating other organisms.
The two intrinsic nerve plexuses serving the alimentary canal are the ________.