The reason both of these are valid scientific hypotheses is because A) scientists with different educational backgrounds may put forth different hypotheses to explain the same data.
This approach in science is vital in making progress and has helped to explain many phenomena in the past. When scientists explain data using different approaches, they come to a more comprehensive conclusion.
DNA replication needs to occur because existing cells divide to produce new ones . It needs to be copied before cell division so each new cell created can receive a new full set of “instructions”
Again, what’s the question? It’s it’s a T or F question the answer is T
nondisjunction happens
Explanation:
The loss of a single chromosome from a diploid genome is called monosomy while the gain of one chromosome is called trisomy