Answer:
Chromosomes start being copied at the center of the cell. They move to the ends as replication
Occurs.
Explanation:
How do the skeletal and muscular systems work together to maintain homeostasis? Blood cells are created in the bone marrow inside of the bones of the skeletal system. Blood vessels contained within carry nutrients to the bone. ... Muscles engage in shivering in order to increase body temperature when needed.
Answer:
H. Immue and digestive
Explanation:
The immune system fights pathogens protects us from them, the digestive system destroys pathogens that may be in our stomach or intestines.
Lipids are made up of carbon, hydrogen, and oxygen. So I'm assuming A would be the best answer. Proteins are made up of carbon, hydrogen, oxygen, and nitrogen and nucleic acids are made up of carbon, hydrogen, oxygen, nitrogen, and phosphorus.