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

Biology & Microbiology

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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

Biology & Microbiology

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.

Biology & Microbiology

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

Biology & Microbiology

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.

Biology & Microbiology