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tiny-mole [99]
2 years ago
9

Which phrase best summarizes the theory of evolution by natural selection?

Biology
2 answers:
Crank2 years ago
6 0
Only the strongest animals survive
Andrews [41]2 years ago
6 0

Answer:

<h2>populations change over long periods of time.</h2>

Explanation:

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Thymine dimers can be repaired by Photoreactivation Repair or Nucleotide Excision Repair. - true or false?
Aleksandr-060686 [28]

Answer:True

Explanation:Basically thymine diamers are mismatched pairs (thymine binds with another thymine instead of binding with adenine) and may lead to unwanted results so the mismatching can be repaired by using two methods which are as follows :

1-the PRE enzyme activated by blue light breaks the thymine diamer and some of the surrounding bonds the strand is cut and DNA polymerase then restores the normal base pairing

2-UVR system breaks dimer creating a gap when a gap is created and the molecules appear unpaired it is filled by proof readers hence restoring normal base pairing.

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3 years ago
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Mekhanik [1.2K]
The answer is "lipids"
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3 years ago
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Explanation:

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7 0
2 years ago
During early childhood, children grow ___ per year.
olga2289 [7]

Answer:

B. 2-3 inches

Explanation:

Children between the ages of 2 and 6 years tend to grow about 3 inches in height each year and gain about 4 to 5 pounds in weight each year. The average 6-year-old weighs about 46 pounds and is about 46 inches in height.

3 0
3 years ago
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Suppose that Louisa is cut by broken glass during a lab accident. Which is the proper place to dispose of the paper towels that
n200080 [17]

Answer:

<em>hazardous waste container</em>

Explanation:

In a lab, hazardous waste container contains all the waste which can be dangerous or infectious. Hence, it should be properly handled and disposed of. Due to the cut in the lab, the blood of Lousia might contain infectious microorganisms. Hence, after cleaning the blood with paper towels, the paper towels should be discarded in the hazardous waste container as the paper towel might contain hazardous microorganisms.

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