What is a common sign or symptom of low blood sugar?
a. excessive thirst
b. feeling weak and shaky
c. muscle cramps
d. nausea and vomiting
Ans: b. feeling weak and shaky
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Humans gain the least amounts of water by what
route(s)? a. metabolism b. ingestion of liquids c. ingestion of solids d. ingestion of liquids and of solids e. all of these contribute equal amounts of water
DNA:a
is composed of nucleotide building blocks. b. contains uracil instead of thymine. c. is single-stranded. d. contains pyrimidines and purines in a 2:1 ratio. e. contains the sugar ribose.
In ____ selection, individuals with a phenotype near the mean are favored over those at the phenotypic extremes
a. natural b. disruptive c. stabilizing d. directional e. frequency-dependent
Lipids include _____, oils, and waxes.
Fill in the blank(s) with the appropriate word(s).