What evidence supports the idea that members of the plant kingdom evolved from ancestral green algae?
What will be an ideal response?
Plants and green algae have similar DNA sequences, store starch, have cellulose in their walls, and use the same photosynthetic pigments.
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Which of the following are biotic interactions in an ecosystem?
A. competition and competitive exclusion B. mutualism and parasitism C. herbivory and predation D. None of the answers are biotic interactions. E. All of the answers are biotic interactions.
Although this bacteria is typically found in soil and water, burn wound patients are susceptible to ___infection.
What will be an ideal response?
Figure 44.6
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The following question refers to the figure above illustrating logistic growth.
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The population is entering exponential growth at letter ____.
A. A B. B C. C D. D E. E
The central issue in population genetics is
A. natural selection. B. population size. C. rates of mutation. D. genetic variation. E. phenotypic variation.