Which of the following represents the proper complementary base pairings in DNA?
A. A-C and G-U
B. A-G and T-C
C. A-U and T-C
D. A-T and C-G
Answer: D. A-T and C-G
You might also like to view...
Suppose that you own a rowboat and enjoy going rowing on a nearby lake in the summer. In June, you are planning to go rowing with two of your friends (three people total in the boat), and in July, you are planning to go rowing with just one friend (two people total in the boat). Will you put in more effort (row harder) on the three-person trip or on the two-person trip?
a. You will put in more effort on the three-person trip. b. You will put in more effort on the two-person trip. c. You will put in the same amount of effort on both trips. d. It is impossible to say—no research has examined this question.
How is a behavioral contract a form of public commitment?
What will be an ideal response?
When you see a book titled How Neurons Communicate with Each Other, you could be sure it would discuss a. dendrites. b. working memory
c. internal aids. d. cerebral vascular accidents.
When the change from pretest to posttest is due not to your program but rather to a change in the way you measured the outcome, there is a(n) _______________ threat to internal validity
Fill in the blank(s) with correct word