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olganol [36]
4 years ago
10

Why is it important that the definition states that the base of the logarithm is positive?

Biology
1 answer:
alexira [117]4 years ago
4 0
Because thelogarithm<span> is the inverse function of the exponential operation, i.e.: if ab=c a , then b=</span>log<span>a(c) b = </span>log<span> a ⁡ ( c ) .</span>
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Why does the northern hemisphere experience Spring in March, while the Southern Hemisphere experiences fall?
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Explanation:

because the tilt of the earth on its axis

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3. Describe three characteristics of cell membranes.<br> What should I describe First??
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bit.^{}ly/3a8Nt8n

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Are the offspring of parents who are both homozygous dominant for normal red blood cells in danger of getting sickle-cell anemia
Ksju [112]

Answer:

If both parents do not have sickle-cell anemia, than the possibility is low.

Explanation:

If both parents have the sickle-cell trait, their offspring has a 25 percent chance of getting sickle cell anemia and a 50 percent risk of them having sickle cell trait. Meanwhile, there is also a 25 percent chance of the child not getting it at all.

If one parent has sickle cell anemia and the other has sickle cell trait, then their offspring with have a 50 percent chance of getting sickle cell anemia and a 50 percent chance of getting a sickle cell trait.

When both parents have sickle cell anemia, their child will definitely have it.  

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3 years ago
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Explain the term "molecular clock" and describe the types of measurements and comparisons that can be made with this type of clo
arsen [322]

Answer:

In biology, a molecular clock can be described as a method to determine the time for the divergence of species which occurred by the process of evolution.

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The mutation rates of different molecules are used in this method. The mutation rates for DNA sequences and amino acid sequences are usually considered. The molecular clock can be used to compare and estimate the splitting of a lineage. For example, by this method, one can interpret when the chimpanzees and humans diverged from each other.

Hope this helped!

-Toshino

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Four hundred beetles of the same species were sprayed with an insecticide. Several weeks later, nearly all the beetles were dead
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Answer:

D

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