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Andrew [12]
3 years ago
5

What does natural selection mean?

Biology
1 answer:
Igoryamba3 years ago
8 0

Natural selection is where certain organisms adapt better and make offspring.

-Steel jelly

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Explain what happens to tissues, such as the heart, or the brain, if oxygenated blood is not delivered in a timely manner.
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When oxygenated blood is not delivered in a timely manner, the tissue will start to malfunction. oxygenated blood not delivered on time may be caused by hypoventilation, which is very dangerous and lethal. which will also result to high concentration carbon dioxide of the body
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Gene flow or migration is the transfer of alleles or genes from one population to another. Select the combination of facts that
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The correct answer to this question is B. Some members of the Fugate family had a genetic condition called methemoglobinemia, that gave a blue color to their skin. The gene causing this disease is an autosomal recessive gene, so to have this condition you need to be homozygotes for this recessive gene. Gene flow was prevalent in the Fugate family since not all of the children had blue complexion, but only four of them. The three children that did not have blue complexion, had the dominant allele, probably through gene migration from another population nearby. Also, since it is easier nowadays to travel, two separate populations could meet more easily. This increases the incidence of gene flow and explains the reduction of the occurrence of the condition.

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4 years ago
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9. The water cycle describes the movement of water on Earth. About 96% of water on Earth is
EastWind [94]

Answer

Its actually A ground waters and aquifers

I'm so sorry I gave you the wrong answer at first

Explanation:

3 0
3 years ago
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In experiments with competitive barnacle species distributed along upper and lower intertidal zones, researchers found a trade-o
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In this case, researchers observed a trade-off between the ability to tolerate harsh dry conditions and the ability to colonize deeper water. This type of trade-off can increase the fitness of only one phenotypic trait.

An evolutionary trade-off can be defined as an evolutionary mechanism where a trait can increase its adaptive fitness in the detriment of decreased adaptive fitness in another phenotypic trait.

In trade-offs, the evolutionary adaptive processes cannot optimize a given trait without compromising another.

A well-known example of an evolutionary trade-off is the balance between the number of eggs that a bird can produce in a determined clutch.

Learn more in:

brainly.com/question/15100330

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3 years ago
I NEED THESE ASAP!! PLEASE I WILL MARK A BRAINLIEST!!!
EastWind [94]
This would be a covalent bond :)
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3 years ago
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