Answer: A is the correct answer
Hope this helps :)
Answer:
gene
Explanation:
The basic unit of heredity that occupies a specific location on a chromosome is a gene.
Answer:
Plankton are producers therefore they use the CO2 in the atmosphere and convert it to oxygen. Whales eat the plankton while sometimes using the oxygen that the plankton produces. In this situation, the whale is a primary consumer, or a heterotroph, as the plankton is the producer, or autotroph. Hope this helped :D