Which of these typically occur in both angiosperms and gymnosperms?
A. Seeds develop within a cone.
B. Seeds are surrounded by a fruit at maturity.
C. Pollen is carried by the wind for pollination.
D. Seeds develop within a flower.
E. Pollen is carried by animal pollinators.
Answer: C
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Answer the following statements true (T) or false (F)
1. There could be as many as 100 trillion microorganisms that live on us and in us. 2. The most common organisms in the indigenous microflora of the mouth are various species of b-hemolytic streptococci. 3. Microbes cause thousands of different types of plant diseases. 4. Most relationships between humans and microbes are beneficial rather than harmful. 5. Beneficial microorganisms far outnumber harmful ones.
Based on the outcome for plants, a monkey eating a banana is a
A. pollinator. B. fertilizer. C. disperser. D. parasite.
Proteins constitute what percentage of the human
plasma? a. 1–2 b. 7–8 c. 12–15 d. 50–60 e. 91–92
Which of the following do all fungi have in common?
a) absorption of nutrients b) symbioses with algae c) meiosis in basidia d) sexual life cycle e) coenocytic hyphae