Which of the following are characteristics of self-compatible plants?
A. They are physically isolated.
B. Their pollinators are common.
C. They are wind pollinated.
D. Carpels and stamens are on separate
plants.
A
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Approximately how many species have we described out of the species alive today? We have described _____
A) almost all of the species on Earth. B) about one-eighth of the species on Earth. C) about one-quarter of the species on Earth. D) about half of the species on Earth. E) only a small fraction of the species on Earth.
Humans are susceptible to scurvy because
A. they cannot synthesize amino acids. B. they do not have enough adipose tissue for vitamin A storage. C. they cannot synthesize vitamin C. D. they have a high incidence of fruit allergies. E. constant seasickness and nausea on long voyages leads to weakness and anemia.
List the five steps of the scientific method in order
What will be an ideal response?
Describe "historical exposure" (also known as historical contingency) and how it applies to the human microbiome.
What will be an ideal response?