What is one drawbacks to using pheromones for communication?
a. They are effective only at night.
b. They can only affect unrelated species.
c. They are toxic to unrelated species.
d. They require little energy for production.
e. They transmit information slowly.
e
You might also like to view...
Which of the following statements about plant reproduction is incorrect?
A. Monoecious plants can have male and female flowers on the same plant. B. Dioecious plants have male and female flowers on different plants. C. Self-pollinating angiosperms are usually adapted to stable habitats. D. Outcrossing promotes genetic diversity. E. Self-pollinated plants must be visited by pollinators for fertilization to occur.
Which of the following models of growth takes
place when the amount of available resources is not limiting?
a. arithmetic growth b. logistic growth c. logarithmic growth d. exponential growth e. exponential growth and arithmetic growth
carbon fixation
What will be an ideal response?
What is the estimated frequency of allele A in the gene pool?
A) 0.25 B) 0.50 C) 0.75 D) 0.125