Which of the following is an example of a dehydration synthesis reaction?
A. nucleotides forming DNA
B. fats forming into fatty acids and glycerol
C. proteins breaking down to form amino acids
D. glycogen forming glucose molecules
E. amylose breaking down to form maltose molecules
Answer: A
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Pieces of deoxyribonucleic acid (DNA) that move from one genetic element to another and contain genes for movement and genes for other features are called:
a. transposons. b. insertion sequences. c. plasmids. d. chromatoids.
For Mendel’s explanation of inheritance to be
correct, a. the genes for the traits he studied have to be located on the same chromosome. b. the combination of gametes at fertilization has to be due to chance. c. genes cannot be transmitted independently of each other. d. only diploid organisms demonstrate inheritance patterns. e. none of these apply.
Mendel would not have seen four different
phenotypes in the F2 generation of his dihybrid crosses if a. the genes were on the same chromosomes. b. the P1 generation was homozygous. c. purple was dominant to white. d. more than two traits were traced. e. all of these are true.
A utilitarian approach to a bioethical issue would ________
A) focus on absolute principles of "right" or "wrong" B) emphasize intentions, not outcomes of the decision C) be designed to produce the greatest positive effect for the greatest number of people D) always ensure that all actions are favorable for all parties E) never allow the end result of a decision to justify the means