Biology, 07.07.2019 11:00 icantspeakengles
Which is part of the niche of giraffes living in the tropical savanna? a. have long necksb. have a double layer of furc. store grasses for the winterd. eat leaves from tall-growing plants
Answers: 1
Biology, 21.06.2019 23:50
Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.
Answers: 1
Biology, 22.06.2019 02:00
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.
Answers: 1
Which is part of the niche of giraffes living in the tropical savanna? a. have long necksb. h...
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