<span>epidemiological studies</span>
Answer:2
Explanation: Sperm cells in plants are found inside the pollen grain. When the pollen grains fall on the stigma, the pollen raptures and forms a pollen tube then the sperm cells pass through the pollen tube to the ovary.
True, it comes from chromoplasts<span>
</span>
Answer:
A
Explanation:
DNA must first be replicated before anything else occurs.
Alternative RNA splicing determines which proteins are produced from each gene.
