A chimpanzee's closest extant relative is a(n)
A. orangutan.
B. South American spider monkey.
C. mandrill.
D. human.
Answer: D
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Although Deinococcus-Thermus phyla stain Gram-positive, which reason(s) exclude them from this Gram type?
A. They lack teichoic acids. B. Their cell envelope includes an S-layer. C. They have L-ornithine in their peptidoglycan. D. Their plasma membrane has phosphatidylglycerol phospholipids instead of palmitoleic acids.
Which cellular shape is seen among members of domain Bacteria that is not found among the domain Archaea?
A. Comma shaped B. Spiral or corkscrew shapes C. Cocci D. Bacilli
Pasteur's experiments are depicted in this diagram. Do the results of the first experiment confirm the prediction of Hypothesis A or Hypothesis B? Explain. 
What will be an ideal response?
Both meiosis I and meiosis II decrease the total number of chromosomes found in a cell.
a. true b. false