A cougar chases its prey. Running is a form of ________
A. potential energy
B. kinetic energy
C. heat loss
D. entropy
E. chemical energy
Answer Key: B
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A protein that is destined to reach the plasma membrane is making its way through the Golgi. At that moment, a drug was added to cells, blocking trafficking at the trans face of the Golgi. As a result, what would happen to the protein?
A. The protein would continue on to the cell surface. B. The protein would be stuck in the Golgi. C. The protein would return to the endoplasmic reticulum via the trans face of the Golgi. D. The protein would exit the Golgi, but instead be targeted to the cytoplasm.
What structural motif is most commonly used by transcription factors in binding to DNA?
A. Zinc-finger B. Helix-turn-helix C. Leucine zipper D. Homeodomain
Which of the following statements about sister chromatids is TRUE? rev:
A. Sister chromatids are produced during mitosis. B. Sister chromatids are held together by complementary base pairing of DNA at the centromere. C. Sister chromatids are exact copies of each other and are formed just prior to cell division. D. After mitosis, sister chromatids contain the same genes, but they may have different alleles. E. All of these statements about sister chromatids are TRUE.
The group of organisms that is NOT comprised of eukaryotic cells is
A. Fungi. B. Animalia. C. Plantae. D. Archaea.