In the ABO blood-type system, which genotypes could confer type A blood to a person?
What will be an ideal response?
A person with type A blood could have either an IA/IA genotype or an IA/i genotype.
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The causative agent of Lyme disease is ________.
A. Ixodes scapularis B. Borrelia burgdorferi C. Ixodes pacificus D. Borrelia hermsii E. Leptospira interrogans
Which of the following pHs is the most acidic?
a. 1 b. 3 c. 5 d. 7 e. 9
A houseplant placed in a window grows toward the source of light because auxin ____
a. becomes more concentrated on the illuminated side of the plant b. becomes more concentrated in the roots of the plant c. becomes more concentrated on the shady side of the plant d. inhibits the growth of cells on the shady side, so the cells on the sunny side grow larger e. inhibits the growth of cells on the shady side, so the cells on the sunny side grow faster
The name of the process that takes place when organic compounds are broken down in the absence of oxygen is
A.) respiration. B.) oxidation. C.) fermentation. D.) photosynthesis.