A mutation in which one nucleotide is substituted for another is called a point mutation.
Answer:
well one similarity is that they would be bad for us an' all..
Explanation:
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difference one is hot one is cold
<span>d. neither of these will cross a plasma membrane.
Glucose cannot diffuse across a plasma membrane as it is polar. Since the question doesn't specify the type of diffusion, simple diffusion is assumed.
If you count facilitated diffusion, then A is the answer.</span>
Normal sex cells will have 23 chromosomes
