Glycolysis can proceed if:
What will be an ideal response?
pyruvate is oxidized in the mitochondria to undergo cellular respiration.
pyruvate is reduced in the cytoplasm to undergo fermentation.
NADH is oxidized to NAD+.
an oxidizing agent like oxygen is present.
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During apoptosis, a cell will
A. die because it is damaged and, as a result, cause an inflammatory response. B. self-destruct and, as a result, cause an inflammatory response. C. self-destruct without causing an inflammatory response. D. die because it is accidentally damaged, and, as a result, cause an inflammatory response.
What occurs after a pollen tube penetrates an ovule?
a. Other pollen tubes are attracted to that ovule. b. That pollen tube continues on to another ovule. c. Other pollen tubes are prevented from gaining access to that ovule. d. Other pollen tubes can penetrate that ovule more easily.
Which of the following statements about fermentation is true?
a. It allows the electron transport chain to continue in the absence of oxygen. b. It provides additional protons to allow the electron transport chain to continue. c. It is an alternative way to return electron carriers to their oxidized state. d. It is an alternative way for a cell to produce oxygen.
Bacteria collected from a severely inflamed wound are sent to the lab for analysis. The results come back as follows: Gram-positive cocci in irregular clusters, kinase and coagulase positive, and able to grow in the presence of most antibiotics except vancomycin. The bacteria in the wound are most likely
A. Enterococcus. B. Staphylococcus epidermidis. C. Staphylococcus aureus. D. methicillin-resistant Staphylococcus aureus (MRSA). E. Streptococcus pyogenes (group A streptococcus).