In photosynthesis and cellular respiration, which of the following is not correct?
the amount of matter stays the same from the beginning to the end of each process.
the reactions are opposites, what goes into photosynthesis, is what comes out at the end of cellular respiration.
both cellular respiration and photosynthesis require an input of oxygen in order to start.
glucose is the output for photosynthesis and the input for cellular respiration.

Which of the following does not make up ground substance of connective tissue? hyaluronic acid elastic fibers glycosaminoglycan proteoglycan

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit

The offspring of a black cat and a white cat is a gray cat, it has the genotype bw if a black cat mates with a gray cat the chance that the offspring is white will be what percent?