Although carbon dioxide contains carbon, it is not considered an "organic" compound because ____.
A. it is not found in the earth's crust
B. it is not present in living cells
C. the carbon atom is not bonded to at least one hydrogen atom
D. the carbons are not in chains or rings
E. it is too small
Answer: C
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Where does sperm production takes place?
A) seminiferous tubules B) Leydig cells C) epididymis D) vas deferens
In chloroplasts, the process that occurs at the electron transport chain leads to:
a) the diffusion of electrons through the thylakoid membrane. b) the reduction of NADPH. c) the movement of water by osmosis into the stroma from the thylakoid space. d) the reduction of water to produce ATP energy. e) the establishment of a proton gradient.
A(n) (photosynthetic/algae/plant) organism makes its own food using light energy
What will be an ideal response?