A gene that affects three traits is _____
a. epistatic
b. a multiple allele system
c. pleiotropic
d. dominant
C
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If you tagged organic carbon inside a chloroplast with a fluorescent label, the location most likely to have a high concentration of labeled carbon would be in the
A. Stroma B. Thylakoid membrane C. Between the outer and inner membranes D. Inside the thylakoid Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about photosynthesis and where these processes take place in chloroplasts? What other information is related to the question? Choose Answer Do you have all necessary information to determine the most likely location? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
DNA repair in eukaryotes that facilitates replication in regions of thymine dimers is mediated by a unique DNA polymerase
A) ?. B) ?. C) ?. D) ?. E) ?.
Which gas is increasing the most in the atmosphere, thereby intensifying the greenhouse effect?
a. carbon dioxide b. carbon monoxide c. ozone d. nitrogen e. oxygen
Which of the following best describes "spongy bone"?
A) very similar to compact bone but more flexible B) soft bone tissue C) bone tissue found only in the skull D) contains blood-cell-producing red marrow