Answer:
Explanation:
Sickle cell anemia is a result of the point mutation, and in a change in just one nucleotide in a gene for hemoglobin. This mutation will cause the hemoglobin in the red blood cells to distort to a sickle shape when deoxygenated. "The sickle-shaped blood cells clog in the capillaries, cutting off circulation."
Answer: There are no pictures to help you with but, if you need help with something message me :) I am more than happy to help
Explanation:
Answer:
A
Explanation:
because it helps to link btn the hindbrain
Anton van Leeuwenhoek, using the microscope, was the first to observe bacteria and protozoa.