1 out of 1 points
If you could pick up a single chromosome in your hand, what types of macromolecules would you be holding?
Answer
Selected Answer: e. a, b, & c
Question 2
1 out of 1 points
Nucleotides on a single-stranded DNA molecule are connected by:
Answer
Selected Answer: phosphodiester bonds
Question 3
10 out of 10 points
The polarity of DNA synthesis is
Answer
Selected Answer: 5'-->3'
Question 4
1 out of 1 points
"The ratio of adenine to thymine in DNA (is) __________, while the ratio of adenine to cytosine (is) __________:"
Answer
Selected Answer: 1:1; varies
Question 5
1 out of 1 points
________ bonds are used to hold consecutive nucleotides together in each single strand of DNA, while ________ bonds are used for complementary base pairing in DNA.
Answer
Selected Answer: covalent; hydrogen
Question 6
1 out of 1 points
A nucleotide is composed of:
Answer
Selected Answer: e.
"a, b, & c"
Question 7
1 out of 1 points
"If 30% of the bases in a region of the mouse genome are cytosine, what percentage in that region are adenine?"
Answer
Selected Answer: 20%
Question 8
1 out of 1 points
The complementary sequence of 5'-AGGGTCTCGA- 3' is:
Answer
Selected Answer: 5'- TCGAGACCCT - 3'
Question 9
1 out of 1 points
"In Griffith's 1928 experiment demonstrating bacterial transformation, injection of live S bacteria resulted in ________ mice, injection of live R bacteria resulted in ________ mice, and simultaneous injection of heat-killed S cell components and live R bacteria resulted in ________ mice:"
Answer
Selected Answer: dead; live; dead
Question 10
1 out of 1 points
In 1944, Avery, MacLeod, and McCarty extended Griffith's experiments by showing that the