Answer:
To maintain homeostasis, the control center responds to the changes in the stimulus received from the sensor by sending signals to effectors
Anaerobic respiration<span> in muscles. Glucose is not completely broken down, so much less energy is released than during </span>aerobic respiration<span>. There is a build-up of lactic acid in the muscles during vigorous exercise. The lactic acid needs to be oxidised to carbon dioxide and water later. Hope this helps!</span>
B) It requires energy
D) It involves the help of carrier proteins.
Burning paper is a chemical change not a physical one. Hope this helped <span>
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Answer:
B. It is carrie6 by a pollinator
