Answer:
D, C and A are the correct options.
B is less likely rather is a personal reference.
I mean global warming is pretty fast ngl
The instructions on a chromosome are called-DNA
-Steel jelly
A. umbilical cord is the answer
Answer:
One million.
Explanation:
Each kidney contains about one million of nephrons. The nephron is the structural and functional unit of the kidney means that our kidney is made up of nephrons. The main function of nephron is to produces urine in the process of removing waste, toxic and excess substances from the blood. kidney is responsible for the filtration of blood by removing all the waste materials and taken these waste materials to the excretory organs in order to remove from the body.
