English ivy (Hedera helix) and wintercreeper (Euonymus fortunei) are not closely related, yet both have aerial rootlets that allow them to climb up and stick to bark on trees. What type of evolution is this?
A. Analogous.
B. Convergent.
C. Radial.
D. Bivalent.
E. Both analogous and convergent.
B. Convergent.
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Fungal spores are a major cause of
A. anaerobic disease. B. fermentation. C. food spoilage. D. asthma.
What is the difference between these two insect developmental processes?
1.Both are examples of incomplete metamorphosis.
2.Only the upper process includes complete metamorphosis.
3.There is no metamorphosis in the upper process.
4.The bottom process is an example of complete metamorphosis.
Hamilton's Rule is a simple expression that specifies the conditions under which altruism will increase in frequency. What is this expression?
What will be an ideal response?
Which of the following is NOT a concept or term related to the flow of energy through living systems?
a. cellular respiration b. consumers c. decomposers d. photosynthesis e. sexual reproduction