Answers: 1
Biology, 22.06.2019 01:00, catalanb474
All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time
Answers: 1
Biology, 22.06.2019 03:00, babygirlqueen5588
Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
Answers: 2
Biology, 22.06.2019 05:00, morganhines181
What is a group of organisms that are closely related and share similar characteristics
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Biology, 22.06.2019 14:30, assassin42
Explain how the parts of the peripheral nervous system work with the central nervous system to produce a response to the stimulus
Answers: 1
Devise an experiment to test the effect of pH on the activity of biological washing powder...
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