Biology, 04.02.2020 21:46 kaylinreed7
Consider the model of the oxygen cycle as it moves through the various spheres of earth. one assumption we can make after analyzing the model is that
a) the majority on the oxygen on earth is stored in the lithosphere and is the result of weathering.
b) photosynthesis releases oxygen into the atmosphere while aerobic respiration removes oxygen from the atmosphere.
c) oxygen is added from the atmosphere when plants undergo photosynthesis and is removed from the atmosphere by animal respiration.
d) the inputs and outputs of the oxygen cycle are equal and opposite to the inputs and outputs of carbon dioxide in the carbon cycle
Answers: 1
Biology, 21.06.2019 19:00
Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.
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Biology, 22.06.2019 10:00
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. oneâway valves in veins c. thin muscular walls of veins
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Biology, 22.06.2019 11:30
Which structure in the cardiovascular system connect arteries to veins?
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Biology, 22.06.2019 14:30
Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo
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Consider the model of the oxygen cycle as it moves through the various spheres of earth. one assumpt...
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