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lions [1.4K]
3 years ago
6

Why might a trait that is an advantage today become a disadvantage in the future

Biology
1 answer:
Nuetrik [128]3 years ago
3 0

Advancement in technology. For example, body odor on humans was considered attractive thousands of years ago. Now it's just considered a hassle and we try our best to get rid of the smell.

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The two genes f and g, code for body size and aggressiveness, respectively. The F allele is dominant over f, and codes for a lar
mrs_skeptik [129]

Answer:

The correct answer is option C.

Explanation:

As it is given that, a Mendelian cross is performed between two parents resulted by cross the parents. This suggests that the parents or P generation has zero recombination hence the genotype of Parents would be AA and aa in nature. Therefore, all the F1 generation offspring were Aa in nature. The selfing of the F1 offspring will be:

         A  a

A AA Aa

a Aa aa

Genotype: AA: Aa: aa :: 1:2:1

Phenotype: Dominant: recessive :: 3:1

4 0
3 years ago
What does the phase of the moon seen from Earth depend on?
Degger [83]

We see the moon because the sun's light reflects off it. So the phases change depending on how much the sun reflects of it. The moon circles around the Earth so at certain times there will be a full moon and at certain times a new moon and everything in between.

7 0
3 years ago
In humans and other multicellular organisms, which substance plays a central role as an
AlladinOne [14]

Explanation:

Carbohydrates are the main energy source of the human diet. 

Fats are also a source of energy but fats are the slowest source of energy.

3 0
3 years ago
Which of the following is an organic molecule?
Tpy6a [65]

Glucose is an organic molecule.

So the correct answer is B.

Hope this helps,

Davinia.

3 0
3 years ago
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Natural selection ___.
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