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Answer: The blood vessels in the umbilical cord, the fetus receives all the necessary nutrition, oxygen, and life support from the mother through the placenta.
Explanation:
Answer:
an mRNA sequence is read using the genetic code, which is a set of rules that defines how an mRNA sequence is to be translated into the 20-letter code of amino acids
Explanation:
Answer:
Occur later in development
Because dna is found on histone proteins in the nucleus and it cannot exit the nucleus each time info for protein making is needed
