Microorganisms require small quantities of ________ for enzyme function and maintenance of protein structure.
A. macronutrients
B. electrolytes
C. water
D. growth factors
E. trace elements
Answer: E
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If a plant synthesized a molecule of sugar that has 12 carbons, how many turns of the Calvin cycle would be needed?
a. 2 b. 3 c. 6 d. 12 e. 24
When salt dissolves in water as illustrated in the figure above, the water molecules form ____ around
the Na+ and Cl? ions.
a. covalent bonds b. hydration layers c. nonpolar interactions d. membranes e. ionic bonds
An individual who is a carrier of a genetically inherited disease
a. has the disease, and any of their offspring will have the disease. b. does not have the disease but must have a parent with the disease. c. does not have the disease but may have offspring with the disease. d. has the disease and must have a parent with the disease. e. does not have the disease but must have a parent with the disease and may have offspring with the disease.
If long or round are homozygous forms of an
incompletely dominant gene, and oval is the phenotype of the heterozygote, give the F2 ratio of the cross between long and round (both genotype and phenotype). What will be an ideal response?