Which statement best describes the limitations of using of humans in genetic studies of developmental biology?
A) The variation in human development between individuals is too large for genetic studies.
B) It is impractical and unethical to conduct experimental manipulation or targeted mutagenesis of humans to examine the role of genes in development.
C) It is impractical and unethical to examine and describe abnormalities of human development, such as birth defects.
D) Genetic studies of human development are not necessary, because most problems in human development are due to environmental influences and not genetics.
B) It is impractical and unethical to conduct experimental manipulation or targeted mutagenesis of humans to examine the role of genes in development.
You might also like to view...
Which of the following is a Gram-negative bacterium that acts as a predator on other Gram-negative bacteria, and might be used to control populations of Gram-negative human pathogens in locations such as poultry farms?
A. Salmonella enteritidis B. Vibrio choerae C. Bdellovibrio D. E. coli
The presence of the strongest competitors in the
center of a group of animals may qualify the group for status as a(n) a. altruistic society. b. selfish herd. c. kin group. d. dominance hierarchy. e. sexual selection society.
Considering only glycolysis and the conversion of pyruvate molecules to acetyl CoA molecules, how
many NADH molecules will be produced from one glucose molecule? a. one b. two c. three d. four e. five
Why are conifers and cycads considered gymnosperms?
A. The pollen is wind-dispersed. B. The fruit is not fleshy. C. Pollination and fertilization occur at different times. D. The female gametophyte is not completely enclosed in sporophyte tissue at the time of pollination. E. They have true vascular tissue but do not form seeds.