The sugars in DNA and RNA ____
a. have a different number of carbon atoms
b. have the same structural formulas
c. are the two components of sucrose
d. are monosaccharides
e. are disaccharides
ANSWER: d
You might also like to view...
Imagine that you have isolated a yeast mutant that contains a constitutively (constantly) active histone deacetylase. What phenotype do you predict for this mutant?
A) The mutant will grow rapidly. B) The mutant will require galactose for growth. C) The mutant will show low levels of gene expression. D) The mutant will show high levels of gene expression.
A cotyledon is which of the following?
a. embryonic root b. seed cover c. flower part d. seed leaf e. fruit
Which of the following is (are) true regarding whale
sensory systems? a. Like fishes, they use lateral line systems for navigation. b. Their jaws pick up sound vibrations in the water and transmit them to their middle ears. c. They collect sound waves using external ears. d. All whales have auditory canals leading to their middle ears. e. All of these are true.
One hypothesis for why we age, or at least why our cells age, is that every time that mitosis occurs, ________ at the ends of chromosomes shorten, and eventually the cell runs out of these units at the ends of chromosomes
Fill in the blank(s) with correct word