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Ulleksa [173]
3 years ago
15

Overtime, why does natural selection continue to work?

Biology
1 answer:
dedylja [7]3 years ago
7 0

Environments are always changing so organisms need to adapt to survive. The organisms that survive are the ones that are fit to live in that environment, which is where survival of the fittest comes into play.

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Dimethylallyl pyrophosphate serves as the starting point for the biosynthesis of numerous compunds of great importance , includi
Ratling [72]

Ou tof the following given choices;

<span>a.       </span>elimination

<span>b.      </span>SN2 substitution

<span>c.       </span>Dissociation

<span>d.      </span>None of the above

The answer is B. In SN2 substitution, the leaving group is attached to a primary carbon. This is one of the SN reaction of nucleophilic substitution on dimethylallyl pyrophosphate. The other SN1 reaction, which is the more probable reaction because it's more stable.






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3 years ago
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Pls help me answer this question I'm really tired!!
Bas_tet [7]

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3 years ago
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Describe how a cross between two closely related organisms may result in genetic problems.
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there still could be problems because there is always a 50/50 chance of the generation child to have an problem. also a person in a one person in the famliy tree who could have been illed which gives that 50/ 50 chance.

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8 0
2 years ago
Explain the relationship between correlation and causation.
ohaa [14]

Answer:

Correlation indicates that the two numbers are related in some way.

Causation requires more proof that there is no lurking variable that creates the relationship.

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1 year ago
What is the sequence of bases on DNA strand b from left to right<br> (See picture)
VLD [36.1K]

Answer:

DNA sequence from left to right

T G A G G A C T T

Explanation:

There are four DNA nitogenous base they include thymine, guanine, cytosine and Adenine. The Nitrogenous bases are complementary that is Adenine is complementary to thymine and cytosine is completely to quanine and they both can replace each other in this manner A-T,C-G and it means that Adenine can pair with thymine and cytosine can only pair with guanine. DNA is known as Deoxyribonucleic acid. DNA sequencing are shown usually from the 5' end to the 3' end . The sense strand in DNA is used in DNA sequences and also it has the antisense strand and also called the coding strand and the non-coding strand are information are contained in the sequence

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3 years ago
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