Sickle cell anemia is caused by a mutation that alters red blood cells. Using the diagram below, answer the following questions for 1 point each:
1. Describe the mutation in the DNA.
2. Describe the change it caused in the mRNA.
3. Describe the change it made in the protein.

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

How does a gymnosperm prevent itself from pollinating the same tree

Cells control gene expression at which steps