What carries amino acids to ribosomes during translation?
A. mRNA
B. tRNA
C. DNA
D. rRNA
E. Exons
Answer: B
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What occurs when mitosis is not followed by cytokinesis, and it results in offspring having two sets of chromosomes?
a. autopolyploidy b. alloploidy c. adaptive radiation d. dispersal
If you wanted a grass plant to bend to the right, where would you want to apply auxin?
A. on the left side of the tip of the grass B. on the left side of the grass, a few centimeters down from the tip C. on the right side of the grass, a few centimeters down from the tip D. on the right side of the tip of the grass
Which two observations led Darwin to conclude that there is competition for survival?
A) Overproduction and limited resources B) Fossils and mutations C) Gene and allele differences in organisms D) Natural selection and descent with modification
Drug resistance has occurred because:
a. patients do not complete the course of therapy as prescribed b. patients share their medications with others c. patients are prescribed the same antimicrobials repeatedly d. patients are prescribed antimicrobials inappropriately e. all of the above