Biology, 02.08.2019 01:00 lizzidubois
Which list represents the levels of organization in a multicellular organism from the simplest level to the most complex level? a. cell, tissue, organ system c. tissue, organ, organ system b. organ system, organ, tissue, cell d. cell, tissue, organ, organ system select the best answer from the choices provided a b c d
Answers: 2
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
Biology, 22.06.2019 03:00
Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .
Answers: 1
Which list represents the levels of organization in a multicellular organism from the simplest level...
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