What is the function of the cellular structure indicated by "c" in Figure 3.2?
A. provide shape only
B. attach to surfaces only
C. protect from dehydration only
D. attach to surfaces and protect from dehydration
E. serve as carbohydrate storage
Answer: D
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The pyramid of energy illustrates
a. the first law of thermodynamics. b. the diminishing of usable energy as it is transferred through an ecosystem. c. that energy can be recycled. d. the biological magnification of materials in an ecosystem. e. the diminishing number of organisms at each trophic level
What features of charophytes provides evidence for charophytes being the closest relative to land plants?
A. Charophytes are fully terrestrial. B. Charophytes are the only photosynthetic protists. C. Charophytes produce seeds and flowers. D. Charophytes possess plasmodesmata.
What are tendons?
What will be an ideal response?
A chromosome's gene sequence that was ABCDEFG before modification and ABCDCDEFG afterward is an example of
A. inversion. B. deletion. C. duplication. D. translocation. E. aneuploidy.