The school cross country team is preparing for its state meet. The night before the meet the coach advises the team to eat a meal that will be a good source of quick energy to run the race. Which macromolecule should they consume the most of?

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.

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above

Identify the composition of oceanic and continental crystal rocks.in a model of earth’s interior,where would these rocks appear?