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seraphim [82]
3 years ago
9

What part of dna varies among dna molecules

Biology
1 answer:
MrRissso [65]3 years ago
4 0

Answer:

The part of the DNA molecule that varies among DNA molecules is nitrogenous bases.

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What are some ways that the biosphere interacts with the other three systems?
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Answer:

Plants (biosphere) draw water (hydrosphere) and nutrients from the soil (geosphere) and release water vapor into the atmosphere. Humans (biosphere) use farm machinery (manufactured from geosphere materials) to plow the fields, and the atmosphere brings precipitation (hydrosphere) to water the plants.

Explanation:

8 0
2 years ago
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Natural selection involves energetic trade-offs between ________. Group of answer choices high survival rates of offspring and t
koban [17]

Answer:

The correct answer is ''high survival rates of offspring and the cost of parental care''

Explanation:

Natural selection is the differential reproduction of some genetic variants with respect to others. Natural selection favors individuals who maximize their total reproductive success throughout life, that is, it favors certain phenotypes or variants are associated with greater offspring and / or greater survival, that also means that selection will favor those who stop spending on a particular breed at the right time to invest in another, that is, the amount of energy invested in each of them. This same natural selection also favors those genes that make it effective when the body that carries them is in development to extract all possible parental investment from their parents.

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3 years ago
Recycling livestock wastes, managing rainwater runoff, and rotating crops are examples of _____ agriculture practices
Effectus [21]
Are examples of organic
3 0
4 years ago
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20 PTSSS
WINSTONCH [101]

Ans.

Sex-linked genes are those genes that found on sex-chromosomes (X and Y chromosomes) and their phenotypic expression for a trait depends on the gender of the  offspring.

Most of the sex-linked genes are present on X chromosomes as X chromosomes have more number of genes as they are made up of more DNA as compared to Y chromosome.

However, male individuals are more likely to exhibit the sex-linked traits. It is because most of the sex-linked traits are recessive and males have only one copy of X chromosome, while females have two copies of X chromosome. One mutated copy in male can exhibit the trait, while in females, both of the mutated copies are required to exhibit that trait.

5 0
3 years ago
Animals will lick up ethylene glycol (antifreeze) due to its sweet taste. the antidote for ethylene glycol poisioning is the adm
maw [93]

Answer:

Fomepizole with ethanol

Explanation:

The antidote for ethylene glycol poisioning is the administration of fomepizole with ethanol.

Ethylene glycol (antifreeze) is a poisonous, colorless and sweet tasting liquid which is usually used for antifreeze formulations. Drinking or liking of ethylene glycol deliberately or unintentionally can result in ethylene glycol poisoning. The poisoning can be treated by stabilizing the affected animal, followed by the administration of the antidote; fomepizole with ethanol. This is the most preferred antidote. Hemodialysis, sodium bicarbonate and magnesium may also be used to treat the affected animal.

5 0
3 years ago
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