Biology, 30.01.2020 16:00 igotdiss2178
Apatient's blood pressure drops dramatically. their kidneys produce a hormone that causes the artieries to constrict, serving to bring the blood pressure back up. which of these body systems is not described in this example?
a.
skeletal system
b.
endocrine system
c.
circulatory system
Answers: 2
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Which best describes red blood cells? a. they are colorless b. they protect against disease-carrying microorganisms c. they transport oxygen throughout the body d. they aid in blood clotting
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Which type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on the repeated experimentation with similar results
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Biology, 22.06.2019 06:30
What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.
Answers: 2
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