Which one of the following is an example of an isometric contraction?
A) person lifting books from the floor
B) tightening of abdominal muscles while sitting
C) kicking a soccer ball
D) swinging a golf club
E) doing abdominal "crunches" (sit-ups)
B
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________ is a sterol associated with fungal cell membranes.
Fill in the blank(s) with the appropriate word(s).
Allografts
A. are normally rejected within hours. B. are grafts between non-identical members of the same species. C. would include the fetus. D. are grafts between non-identical members of the same species AND would include the fetus.
Which of the following is a micronutrient?
A) water B) carbohydrate C) protein D) vitamin C
A possible sequence of nucleotides in the template strand of DNA that would code for the polypeptide sequence phe-leu-ile-val would be
A. 5' TTG-CTA-CAG-TAG 3'. B. 3' AAA-AAT-ATA-ACA 5'. C. 3' AAA-GAA-TAA-CAA 5'. D. 5' AUG-CTG-CAG-TAT 3'. E 3' AAC-GAC-GUC-AUA 5'.