Which phrase best describes dna?
a. the molecule from which rna is produced
b. the structure that transports copied information to the ribosomes
c. the molecule that reads the coded information and then leaves the nucleus
d. the structure made of connected amino acids

Which of the following is not a characteristic of carnosaurs? a. long narrow skulls b. strong forelimbs c. horn projecting from their skulls d. none of the above

Which codon is the code for the amino acid histidine (his)?

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy