During the mating season, male stickleback fish will respond to clay models with red bellies. The red belly
A. is a sign stimulus.
B. results in an operant conditioning response.
C. is a fixed action stimulus.
D. is an innate releasing stimulus.
Answer: A
You might also like to view...
Which of the following would occur if a cell's splicesomes were mutated so they no longer functioned normally?
A. Introns would remain in the mature mRNA. B. Exons would be missing in the mature mRNA. C. Transcription would cease. D. A functional protein would still be produced. E. RNA processing would remain intact.
Pneumatophores of black mangroves are:
a. prop roots. b. aerial roots. c. germinated seeds. d. pores on leaves. e. salt-excreting structures.
Which gland is associated with seasonal
affective disorder (SAD)?
a. pineal b. pituitary c. thyroid d. parathyroid e. thymus
Which of the following is NOT characteristic of a tropical rain forest?
A. warm climate B. nutrient-rich soil C. a year-round growing season for plants D. a tremendous diversity of animal life E. a location near the equator