Photorespiration
A. uses a 3-carbon sugar precursor to produce oxygen.
B. tends to occur under dry and hot conditions.
C. uses the enzyme PEP carboxylase rather than rubisco to produce 3-phosphoglycerate.
D. occurs in C4 plants.
E. requires CO2.
B. tends to occur under dry and hot conditions.
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Once inside the host cell, phage DNA
A. is replicated. B. is transcribed. C. may get degraded by bacterial nucleases. D. All of the choices are correct.
Which of the following is NOT true of the
organism depicted in the figure below? a. It represents a symbiotic relationship. b. It contains two different organisms. c. It is found in association with tree roots. d. It can live in harsh climates. e. It can break down the bedrock it colonizes.
There is no mechanism to ensure the exact partitioning of the cytoplasm as there is of the DNA.
Answer the following statement true (T) or false (F)
If you wash your skin and hair several times a day, you will soon have dry skin that easily cracks and bleeds because the oils you have removed are necessary to keep the skin supple. This oil is
A. salty sweat secreted by sweat glands. B. lymph secreted by lymphatic ducts. C. pili secreted by arrectors. D. sebum secreted by sebaceous glands. E. sebum secreted by sweat glands.