There are several routes of administering drugs, and some reach the brain faster than others. Which of the following sequences correctly lists the routes of administration from fastest to slowest for getting drugs to the brain?
Answer: Inhaling (smoke), injecting (intravenous), mucous membrane absorption (nasal passage), oral ingestion
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Which of the following compounds is consumed by carboxylation?
A. ATP B. NADPH C. RuBP D. 3-PGA E. ATP and NADPH
Describe the location of the two major ventral body cavities.
What will be an ideal response?
The growth of a new plant on the margin of a leaf that eventually falls to the ground and grows
independently is an example of
a. fragmentation. b. protoplast fusion. c. somaclonal section. d. grafting. e. apomixis.
As a seed germinates, its shoot points upward toward light, and its roots grow downward into the soil. Turn the plant sideways, and the stem and roots bend according to the new direction of gravity. How do roots and shoots grow in opposite directions as the plant is rotated?
A. The absorption of light by phytochromes only occurs in shoots. B. The roots and shoots respond oppositely to auxin. C. The circadian rhythms of roots and shoots are opposite. D. Statoliths move in the opposite direction of roots and shoots. E. through differences in thigmotropism