Answer: A
Explanation: the taking the quiz
Answer:
The process in which organ systems work to maintain a stable internal environment is called homeostasis. Keeping a stable internal environment requires constant adjustments.
Explanation:
Answer:
The cytoplasm holds everything together in the cell. Without it, the organelles would not be able to stay in place.
Explanation:
Answer:
option D. and B. and C.
Explanation:
option a. atmosphere contains 78% nitrogen, but it is in the crude form and very few organisms can absorb nitrogen in the atmosphere. so it is necessary for the nitrogen cycle to take place. therefore option a. is false
option b. ATP, adenosine triphosphate, contain Adenine, which has a portion of nitrogen. And nitrogen is known to be one of the main components of energy storing molecules.
option c. Nitrogen is an important part of amino acid, proteins and any of such.
option D. nitrogen is required for all organic molecules of organisms.
