Identify the following reaction: H2O + CO2 H2CO3
a. Dehydration synthesis reaction
b. Hydrolysis reaction
c. Exchange reaction
d. Reversible reaction
e. Covalent reaction
Ans: c. Exchange reaction
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Which biome is characterized by an abundance of trees that lose all of their leaves at a specific time of
year? a. taiga only b. tropical rain forest only c. temperate rain forest only d. temperate deciduous forest only e. both the temperate and tropical rain forests
Which of the following statements would not be consistent with the theory for the endosymbiotic origin of mitochondria and chloroplasts?
A. Genes encoded within mitochondria and chloroplasts indicate a closer relationship to prokaryotes than do most nuclear genes. B. The composition of the outer membrane of chloroplasts and mitochondria is similar to the plasma membrane of eukaryotic cells. C. Mitochondria and chloroplasts have some enzymes unique to them. D. Mitochondria and chloroplasts have their own DNA enclosed within a nuclear envelope. E. The composition of the inner membrane of chloroplasts and mitochondria is similar to the plasma membrane of prokaryotic cells.
A toxin common to all Gram-negative bacteria is
A) neurotoxin. B) coagulase. C) lipid A. D) hemolysin. E) collagenase.
The relationship of the genome to an organism is the same as that of the ___________ to a population.
A. gene pool B. gene C. mutation D. species