The tetracyclines interfere with
A) protein synthesis.
B) cell wall synthesis.
C) cell membrane component synthesis.
D) nucleic acid synthesis.
E) folic acid synthesis.
A
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Members of this Lophotrochozoan phylum are acoelomate and dorsoventrally flattened. They do not
have circulatory or respiratory systems.
a. Rotifera b. Mollusca c. Platyhelminthes d. Annelida e. Nemertea
Packages of vegetable seeds typically include an ideal planting depth. If planted too deep, the seeds will not germinate. Why will an excess depth affect the germination of the plant?
A. Circadian rhythms are disrupted. B. Thigmotropism is disrupted. C. Statoliths can no longer move. D. Phytochromes can no longer absorb light. E. The apical meristem cannot reach the surface of the soil.
The ear drum/ tymanic membrane ____ when sound waves hit it.
Fill in the blank(s) with the appropriate word(s).
Curtis and McIntosh created a scale of an environmental gradient based on changes in physical characteristics or community composition along that gradient. What term did they apply to this index?
A) the climax index B) the continuum index C) the successional index D) the tolerance index