Biology, 02.12.2020 18:20 emilyscroggins794
Which statement describes two organ systems working together to make an
animal run away from danger?
A. The heart beats faster when the nervous system senses a high
level of carbon dioxide in the blood.
B. The nervous system sends signals that cause the adrenal glands
to release hormones.
C. The immune system produces antibodies when white blood cells
detect pathogens.
D. The endocrine system releases hormones that cause bones in the
arms and legs to grow longer.
Answers: 2
Biology, 22.06.2019 10:30, alexianunez15
Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.
Answers: 2
Biology, 22.06.2019 16:00, kevinh2683
One reason scientists are trying to develop fuel sources from corn and sugar is because these sources are renewable fossil fuels are being depleted these crops can be widely grown all of the above
Answers: 2
Which statement describes two organ systems working together to make an
animal run away from danger...
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