The presence of intros and repetitive sequences is a major contributor, as are the differences in the number of genes.
Answer:
Ventral. The ventral cavity, the interior space in the front of the body, contains many different organ systems. The organs within the ventral cavity are also called viscera. The ventral cavity has anterior and posterior portions divided by the diaphragm, a sheet of skeletal muscle found beneath the lungs
Explanation:
Answer:
a
Explanation:
the other two you dont know if everyone will see it
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B, because it's not an advantage for something to be expensive and time consuming
