An orbital describes the ____ of an electron
a. exact location
b. exact path
c. most frequent locations
d. charge
e. chemical bonds
C
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Metabolic reactions fall under two general categories: anabolic and catabolic. What type of chemical reactions are these two classes of metabolic reactions?
A. Anabolic reactions are exergonic reactions, whereas catabolic reactions are endergonic. B. Both anabolic and catabolic reactions are exergonic. C. Both anabolic and catabolic reactions are endergonic. D. Anabolic reactions are endergonic reactions, whereas catabolic reactions are exergonic.
If two giraffes were crossed, where one is heterozygous for albinism (a) and the other has a homozygous dominant genotype, what would be the expected genotypic and phenotypic ratios?
a) 2 AA: 2 Aa: 0 aa; all pigmented b) 1 AA: 2Aa: 1aa; 3 pigmented: 2 albino c) 2 AA: 2 Aa: 0 aa; 4 pigmented: 2 albino d) 2 AA: 0 Aa: 0 aa; all pigmented e) 0 AA: 0 Aa: 1 aa; all albino
Which of the following occurs during interphase?
A) a reduction in the size of the nuclear membrane B) cytokinesis C) cell growth and duplication of the chromosomes D) separation of newly formed DNA to opposite ends of the cell
Hair cells are delicate sensors of sound, movement, and gravity. They are stimulated by movement of the stereocilia, which are actually microvilli, and the single kinocilium, which is a true cilium.One patient at your audiology clinic has an actin defect, and another patient has a microtubule defect. What sense other than hearing may be affected in these patients?
A. Touch B. Taste C. Balance D. Proprioception E. Smell