When the genome of a particular species is said to include 20,000 protein-coding regions, what does this imply?
A. Any other regions are "junk" DNA.
B. There are also genes for RNAs other than mRNA.
C. Each gene codes for one protein.
D. The species is highly evolved.
E. There are 20,000 genes.
Ans: B. There are also genes for RNAs other than mRNA.
You might also like to view...
All algae ____
a. are unicellular b. are multicellular c. have chlorophyll d. are motile at all stages of their life cycle e. have life cycles with alternating generations
A solution of 65 percent water, 35 percent solute is more concentrated with respect to solute than a
solution of 70 percent water, 30 percent solute.
Indicate whether the statement is true or false.Age-related changes in systems other than the nervous system include
a. a decrease in the size of the heart. b. a break down of alveolar walls in the lungs. c. the buildup of cholesterol plaques in blood vessels. d. a decrease in blood transport to organs. e. all of these.
Of the following list of ingredients in an energy drink, which is the most likely to provide a burst of energy?
A. Vitamin C B. Malic acid C. caffeine D. phenylalanine E. Taurine