Biologists consider the green algae to be the ancestors of plants because
What will be an ideal response?A. green algae have the same kind of chlorophyll as plants.
B. many green algae form colonies with specialized cells.
C. green algae and plants both have cellulose cell walls.
D. All of the above are true.
D. All of the above are true.
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In living cells, a process by which cells break polymers down into monomers with the addition of water is
A. hydrolysis. B. dehydration synthesis. C. reproduction. D. All of the answer choices are correct. E. reduction.
Using the flow chart, starting with the heart
and going in order 1?5, which is the correct order of blood flow?
a. capillaries, venules, veins, arteries, arterioles b. arterioles, arteries, venules, veins, capillaries c. arteries, arterioles, capillaries, venules, veins d. veins, venules, capillaries, arterioles, arteries e. arteries, veins, arterioles, capillaries, venules
________-strategists are competitive species with stable populations of long-lived individuals
Fill in the blank(s) with correct word
A virulence factor is one which
A) allows a microbe to invade and establish itself on the host. B) allows a host to evade infection. C) normal flora use against invading microorganisms. D) invading organisms use against normal flora.