The nervous system works closely with the endocrine system
The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
I believe the answer will be D.
Adding those organic materials back into the soil helps it become rich in nutrients that have been used in order to grow the plants to begin with.
I hope I was able to help. Best of luck!
Carbon dioxide, NADH and ATP
You can use genetic engineering techniques to make transformed bacteria that produce this enzyme by a<span>llowing bacterial cells to take in the plasmids and select for transformed bacteria by growing them in a culture containing the antibiotic.
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