Caddisflies are insects that lay their eggs on the bottom of streams. The eggs mature into larvae, and eventually the larvae pupate, move to the surface of the stream, shed their pupal membranes, and emerge as winged adults. Caddisflies demonstrate
A) incomplete metamorphosis.
B) complete metamorphosis.
C) alteration of generations.
Answer: B
You might also like to view...
Placing celery sticks in fresh water will make them more turgid and harder. This is because
A. the celery is hypotonic to fresh water. B. the celery is hypertonic to fresh water. C. the celery is isotonic to fresh water. D. water moves from the celery sticks into fresh water. E. None of the choices are correct.
In wolves, gray coat color (G) is dominant to black (g) and brown eyes (B) are dominant to blue (b). The genes that control these traits are located on different chromosomes. The alpha male of the pack has the dominant phenotype for both traits and is heterozygous for both traits. The alpha female has brown eyes and a black coat; she is heterozygous for eye color. Which option represents gametes
that would be made by the alpha female? A. B, b, and g B. Bg and bg C. Bb and gg D. BG, Bg, bG, bg E. None of these
Cephalization is associated with bilateral symmetry
Indicate whether the statement is true or false.
In a population that is in Hardy-Weinberg equilibrium, the frequency of the homozygous dominant genotype is 0.49 . The percentage of the population that is heterozygous is
a. 51. b. 49. c. 42. d. 7. e. 3.