If a cell that has three pairs of chromosomes, the fraction of the gametes produced from this cell will contain only maternal chromosomes would be 1/8.
In this case, the cells have three pairs of chromosomes. Then, the calculation to find the fraction would be: (1/2)^3= 1/8
.Most life-forms that existed on Earth have become extinct.
<span>.Dinosaurs existed on Earth for more than 544 million years.
Both these statements are well suported by fossil record.</span>
Answer:
without these proteins(RNA) , the DNA would not happen
Explanation:
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