A waste product of cellular respiration is
A) electrons.
B) hydrogen peroxide.
C) carbon dioxide.
D) glucose.
Answer: C
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The terminal electron acceptor in respiration may be
A. oxygen. B. nitrate. C. NAD. D. an inorganic molecule. E. oxygen, nitrate, AND an inorganic molecule.
Strictly speaking, mitosis
a. divides the nucleus and doubles the chromosomal number. b. divides the cytoplasm and doubles the chromosomal number. c. divides the chromosomes within the nucleus. d. divides the nucleus and maintains the chromosomal number. e. maintains the structure of the nucleus, cytoplasm, and chromosomes.
How might ants on an acacia tree serve in a mutualistic relationship?
A) The ants fight off potential herbivores. B) The ants carry disease. C) The ants bring nitrogen to the tree. D) The ants bring sugar to the tree.
Make up 65% of bone by mass. Consist mainly of tiny calcium phosphate crystals in and around collagen fibers. Responsible for hardness and resistance to compression.
What will be an ideal response?