A computer file that contained high-resolution, scaled images of hundreds of individual plants from a recently surveyed island, but no other information about the plants, might allow you to separate the plants into species using which species concept?
a. Morphological
b. Biological
c. Ecological
d. Phylogenetic
e. No species concept could be usefully applied using these data.
Answer: a. Morphological
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Which of the following are the final by-products of glucose oxidation during aerobic cell respiration?
A. ATP only B. heat only C. carbon dioxide only D. both ATP and heat only E. ATP, heat, and carbon dioxide
Some photosynthetic euglenoids can also ingest dissolved or particulate food. Which one of the following terms would best describe such a protist?
A. autotrophic B. heterotrophic C. mixotrophic D. osmotrophic E. phagotrophic
Flowering plants reproduce through ________
A) asexual reproduction only B) sexual reproduction only C) asexual reproduction and sexual reproduction D) budding
Release of most hormones is controlled by:
A) positive feedback. B) DNA. C) internal enzyme levels. D) negative feedback. E) the cerebrum.