The purpose of the Calvin cycle is to ____
a. convert inorganic carbon into a useable form of carbon
b. recover electrons lost when water was split
c. capture photons of light to harvest solar energy
d. counteract increasing atmospheric CO2 concentrations (global warming)
e. generate the O2 gas required for cellular respiration
ANSWER: a
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Which of the following is NOT correct regarding DNA and RNA synthesis?
A) The overall direction of chain growth is from the 5' to 3' end. B) Both processes require an RNA primer to begin. C) The template strand is antiparallel to the newly synthesized strand. D) DNA is the template for both DNA and RNA synthesis.
What form of photosynthesis evolved first on Earth?
A) oxygenic B) anoxygenic C) autotrophic D) heterotrophic
What is the probability that two lizards heterozygous for stripes on their tails (Ss) will produce offspring homozygous
for no stripes (ss)? a. 1 b. 1/2 c. 1/4 d. 1/8 e. 0
Human blood types involve all of the following except
A. ABO antigen markers. B. genetically determined glycoprotein markers. C. inheritance of two of three possible alleles. D. genes that code for an enzyme that adds a terminal carbohydrate to RBC receptors. E. MHC genes.