How do nastic movements differ from tropisms?
A. Nastic movements are slower than tropisms.
B. Nastic movements only occur in the dark.
C. Tropisms are directional responses to directional stimuli; nastic movements are the same regardless of the direction of the stimulus.
D. Nastic movements happen after a stimulus, tropisms happen during a stimulus.
E. Nastic movements are not reversible.
C. Tropisms are directional responses to directional stimuli; nastic movements are the same regardless of the direction of the stimulus.
You might also like to view...
What is the biological significance of genetic diversity between populations?
A) Genes for traits conferring an advantage to local conditions make microevolution possible. B) The population that is most fit would survive by competitive exclusion. C) Genetic diversity allows for species stability by preventing speciation. D) Isolated populations become more fit. E) Diseases and parasites are not spread between separated populations.
A primary oocyte is indicated by
a. A. b. B. c. C. d. D. e. E.
Phototrophic Microbial Mats
What will be an ideal response?
Which one of the following terms applies to the phylum Cnidaria?
A. radial symmetry B. Parazoa C. triploblastic D. protostome E. pseudocoelomate