Photosynthesis uses CO 2and cellular respiration produces CO 2 . We call the point when the two processes are in balance — when there is no net production of CO 2— the compensation point. How might you limit one of the processes in order to achieve a compensation point?

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

What pattern of migration do whales follow?