Answer:
I know this is late, but for the people looking for the answer, its carbon and hydrogen
Answer:
Gills
Explanation:
In order to remove oxygen from the water, they rely on special organs called "gills." Gills are feathery organs full of blood vessels. A fish breathes by taking water into its mouth and forcing it out through the gill passages.
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How Do Fish Breathe
The root word of Unicellular already tells you the answer. Uni means only one cell. So the answer is one cell.
Answer:
Light energy is harnessed in Photosystems I and II, both of which are present in the thylakoid membranes of chloroplasts. In light-independent reactions (the Calvin cycle), carbohydrate molecules are assembled from carbon dioxide using the chemical energy harvested during the light-dependent reactions.
Explanation:
I think its Uracil replaces thymine on rna
Hope this helps