Which of the following is not attached to the central carbon atom in an amino acid?

a. A side chain ("R group")
b. A carboxyl functional group
c. An amino functional group
d. An oxygen


Ans: d. An oxygen

Biology & Microbiology

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What product is being produced by genetically engineered golden rice?

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Which of the following is not true of anaerobic respiration?

A. It utilizes an electron transport system. B. It involves glycolysis. C. It uses the same final electron acceptor as aerobic respiration. D. It generates some ATP.

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In a certain population, the allele causing sickle cell anemia has an allele frequency of 0.2. If the

population is in genetic equilibrium for this allele, what fraction of the population would be carriers for the allele? a. 0.24 b. 0.32 c. 0.42 d. 0.48 e. 0.80

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How does the DNA of related organisms show similarity?

A) The DNA of each organism is unique and therefore shows no similarity. B) The diverse types of sugars and phosphates are very similar. C) The sequence of bases is very similar. D) The locations of DNA within the cell are very similar.

Biology & Microbiology