The process by which the base sequence of all or a portion of a DNA molecule is used to direct the synthesis of an RNA molecule is called ________.
A. replication
B. reverse transcription
C. transcription
D. translation
Answer: C
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You have a polymer of DNA with 10 adenine bases followed by 10 cytosine bases. If that strand bonded to a strand of 20 thymine bases, how would the double helix shape vary from a typical DNA double helix?
A) The double helix would be longer than normal. B) The double helix would be shorter than normal. C) One strand of the double helix would be longer than the other strand. D) The width of the double helix would vary along the length of the strand.
All veins carry deoxygenated blood
Indicate whether the statement is true or false
During which of the following stages of meiosis is the cell diploid?
A. metaphase II B. anaphase II C. metaphase I D. prophase II
"Engaging in aerobic activity three times each week will reduce cholesterol levels" is a:
A) substantiated explanation. B) testable hypothesis. C) scientific control. D) critical experiment. E) null hypothesis.