The ____ includes all of the water on Earth
a. abiotic environment
b. biotic environment
c. hydrosphere
d. lithosphere
e. atmosphere
ANSWER: c
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Which muscles may contract during a more forceful expiration?
(a) external intercostals. (b) diaphragm. (c) abdominal. (d) both b and c.
Which of the following tissue types are attached to a basal lamina or basement membrane?
A. nervous B. muscular C. epithelial D. connective E. cartilaginous
Dry heat methods usually require lower temperatures and shorter exposure times than moist heat methods to achieve the same degree of killing because of the drying effects of this form of heat.
Answer the following statement true (T) or false (F)
The two groups of angiosperms are
A. mosses and club mosses. B. ginkgos and cycads. C. monocots and eudicots. D. horsetails and ferns. E. conifers and gnetophytes.