Mitosis is when the cell divides
Answer: Missense mutation
Explanation:
Missense mutation is a type of point mutation where a single nucleotide is changed to cause substitution of a different amino acid. This in turns render the resulting protein non-functional.
In the case of sickle-cell disease, the sixth amino acid in the gene sequence, glutamate (GAG) is substituted with valine (GUA), due to Adenine nucleotide changed to Uracil nucleotide. Thus, missense mutation has occurred
Kidney. The kidney plays the role of keeping blood pressure in check by altering the blood volume.
Answer: the correct option is B (predators localized to a particular habitat
Explanation: the ecological factor that would fail to exert pressure on a species of anole lizards to evolve into new species of ecomorphs is predators localised to a particular habitat. Ecomorphs are local variety of species whose appearance is determined by its ecological environment.
Accessibility to cooling mud baths, availability of and competition for food, appropriate areas for shelter and nesting has to do with its surroundings and environment and thus affects is evolution. Hope this helps. Thanks.