Indicator bacteria in water quality testing are
a) intestinal residents of birds and mammals
b) readily identifiable
c) usually coliforms and enterics
d) all of the above
Answer: d) all of the above
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Which of the following describes ATP hydrolysis? Select all correct choices
A. exergonic B. spontaneous C. often coupled to a reaction that has a positive ?G
Which of the following statements about collagen is INCORRECT?
A. There can be numerous types of collagen in multicellular organisms B. It is produced from polymers of amino acids. C. It tends to promote the "sticky" characteristics of the ECM. D. Its breakdown is a contributing characteristic of wrinkling during aging. E. It is a major component of the ECM for cartilage and bone.
Which of the following organelles is thought to
have evolved from a bacterium?
a. nuclei b. Golgi bodies c. chloroplasts d. mitochondria e. more than one of these
In light of the fact that the assumptions of the Hardy-Weinberg principle are unrealistic (no mutation, no selection, etc.), how can the principle be useful to population geneticists?
What will be an ideal response?