Biology, 23.04.2020 22:52 zhangyixing1
You maintain internal body temperature through negative feedback mechanism. Which of the following is a response to decrease body temperature when you are in warm/hot environment? A) Our muscles contract to cause shivering. B) Your blood vessels constrict to conserve heat. C) Sweat gland function reduces. D) Your blood vessels dilate to release heat.
Answers: 1
Biology, 22.06.2019 00:40
Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism
Answers: 2
Biology, 22.06.2019 02:30
Contrast how pollination is different among gymnosperms and angiosperms.
Answers: 3
Biology, 22.06.2019 03:50
Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,
Answers: 2
You maintain internal body temperature through negative feedback mechanism. Which of the following i...
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