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Sloan [31]
4 years ago
14

Question 1

Biology
1 answer:
castortr0y [4]4 years ago
5 0

Explanation:

group b. is called the control group. it is important to compare the 2 groups for any similarities. this determines if the medications in group a are working like intended. to keep track of side effects w/group a..

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Suppose a segment of mitochondrial DNA (mtDNA) is compared between two similar modern-day species. It is known that this segment
QveST [7]

Answer:

24 million years

Explanation:

A: GCACTAAGCATCGATTT

B: GCACCAGGCACTGGTTC

There are 6 base pair changes between species A and species B. Since we know the rate of change is 1 base pair every 4 million years, we know 6x 4 million is likely how long ago the species diverged. 6x 4 million = 24 million years

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3 years ago
What is the difference between alpha and beta decay?
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Difference between Alpha, Beta and Gamma Radioactive Decay. Difference between Alpha, Beta and Gamma radioactive decay can be summarized as follows: Alpha decay forms new element with two fewer protons and two fewer neutrons; Beta decay forms new element with one more proton and one fewer neutron.

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3 years ago
A solution is classified as a weak base. Which of these could be the pH of the solution?
timama [110]

Answer:

C

Explanation:

pOH increases from 7 towards 14.

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egoroff_w [7]
Chewing bread, tearing paper, breaking rocks
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Is the cell wall made up of tough fiber?
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The cell wall is made up of tough stringy cellulose fibers.

Hope this helps!!

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