Which two species are the most closely related?

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.

Can result as a complication of diabetes due to damage to the arterial walls and excess fat in the blood.

How many neutrons does element x have if its atomic number is 29 and its mass number is 86?