The part of the plant that is a waxy coating that minimizes water loss from leaves is the:
a. Stomata
b. Root
c. Xylem
d. Phloem
e. Cuticle
Answer: e. Cuticle
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When molecules are referred to as D- or L- (for example D-forms of sugars and L-forms of amino acids), the D- and Ldesignations
refer to the specific ____.
a. functional group b. structural isomer c. covalent bond d. secondary structure e. stereoisomer
Comparison of common chromosomal banding patterns between humans and 5 other species are given below. Based on these data, humans are least related to
A) gorillas: 99% common chromosome bands. B) African green monkeys: 95% common chromosome bands. C) domestic cats: 35% common chromosome bands. D) mice: 7% common chromosome bands.
If a p value for statistical analyses was less than 0.05, you should:
A. Reject your null hypotheses B. Fail to reject your null hypotheses C. Accept your null hypotheses D. Reject your alternative hypotheses
Antivenin is a(n)
A) antitoxin used to treat snakebites. B) antigen produced from a virus. C) antiserum produced from hybridomas. D) vaccine made toward the endotoxin of a virus. E) vaccine produced against the endotoxin of a bacterium.