Answer:
The nine major organ systems in the human body are the integumentary system, the musculoskeletal system, the respiratory system, the circulatory system, the digestive system, the excretory system, the nervous system, the endocrine system, and the reproductive
hope it helps you
Its An experiment because it doesnt ask a testable question
So its B
i hoped it helped SIS
Answer: Replicate its chromosomes
Explanation:
The cell in the body goes through the cell cycle regulation. There are various stages of cell cycle regulation.
Out of those stages one is G1 phase at the end of which the cell is prepared for the synthesis phase.
The cell gets supplied with proteins, increases in the number of organelles and grows in size.
This occurs so that in the next stage the cells can replicate its chromosomes and new cells are formed.
So remember that each level receives 10% of energy from the level before it. So autographs have the 1000 calories, the primary consumers would only get 10% which is 100 calories meaning 900 calories were lost. The secondary consumer would only get 10% which is 10 calories meaning an additional 90 calories were lost. The Total lost amount is 990 calories
The respiratory zone is the site of 02 and CO2 exchange with the blood;
site of gas exchange.