After a period of exercise, a person will breathe heavily for some time after the activity has ceased. What is happening during this time as the oxygen debt is being paid?
A) Lactic acid is being removed.
B) Creatine phosphate is being regenerated.
C) Glycogen stores are being regenerated.
D) All of the above are true.
D
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True or False: Regardless of profession, knowledge of biology is important for making informed, environmentally responsible choices. (True)
A. true B. false
Which of the following is not true of bacterial plasmids?
A. They are required for host growth and/or reproduction. B. They can replicate independently of the chromosome. C. They may carry genes for drug resistance. D. They may carry genes that enhance survival of the bacterium under certain conditions.
What components do all cells possess?
What will be an ideal response?
The term chemotroph refers to an organism that
A. gets energy by oxidizing chemical compounds. B. uses CO2 for its carbon source. C. gets energy from sunlight. D. must obtain organic compounds for its carbon needs. E. does not need a carbon source.