The answer is A. i say this because when they use sunlight as energy, cabon dioxide and water are converted into organic material, they are used as cellular functions ( such as biosynthesis and respiration ). An able autotroph is able to make his own food.
Answer:
contraction and relaxation of the heart
Explanation:
B.
Passive transport doesn't requireenergy (ATP), active transport doesrequire energy. Passive transport moves molecules WITH the concentration gradient (high to low), while active transport moves molecules AGAINST the concentration gradient (Low to High).
Hi,
The diagram shows a step of protein synthesis, which is calles transcription and takes places within a ribosome.
B
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I think the answer is ..............a ...............
