What role do courtship behaviors play in spawning?
What will be an ideal response?
Many spawning animals rely on courtship behaviors to signal sexual readiness.
You might also like to view...
Which hypothesis of the evolution of the three domains of life, illustrated in this diagram, is compatible with the tree of life phylogenetic model?
a. nucleus-first hypothesis
b. mitochondrion-first hypothesis
c. eukaryote-first hypothesis
d. none of these are compatible
Which of the following is not a characteristic of nematodes?
A. They have bilateral symmetry. B. They exhibit cephalization. C. They are unsegmented. D. They have a coelom. E. They have a complete digestive tract.
Evaporation of water through the stomata of leaves is
A. guttation. B. transpiration. C. respiration. D. photosynthesis.
____ begins in an area where there was a preexisting community and well-formed soil
a. Character displacement b. Species richness c. Primary succession d. Secondary succession e. Competitive exclusion