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1.The presence of valves 2.the milking action of skeletal muscles 3. the veins as the muscles contract
What do you mean, How much do a baby and an adult sheep, pig, and rabbit?
Explanation:
During the process of photosynthesis, light penetrates the cell and passes into the chloroplast. The light energy is intercepted by chlorophyll molecules on the granal stacks. Some of the light energy is converted to chemical energy. During this process, a phosphate is added to a molecule to cause the formation of ATP.
Answer:
You need to show us the image
Explanation:
Link thr image next time