You are employed by the Natural History Museum of Chicago as a wildlife biologist. You recently completed an expedition to Indonesia where you discovered a new and very colorful species of beetle. Based on observations, you hypothesize that sexual selection may be playing a role in the evolution of this species. Which of the following observations would support your hypothesis?
A. Males defend territories.
B. Female preference for larger, brighter males.
C. Male beetles are bigger and more brightly colored than females.
D. All of the above observations would support your hypothesis.
Answer: D
You might also like to view...
Viruses that become established as stable parts of the host cell genome are called
A. lethal. B. potent. C. temperate. D. virulent.
Spiders are “blue bloods” because their __________ proteins contain copper instead of iron
a. oxygen-binding b. ventilation c. open circulatory d. atrial
Sometimes postmenopausal women are given a prescription for which of the following to help them maintain their bone calcium?
A) parathyroid hormone B) thyroid hormone C) calcitonin D) insulin
Which of the following secretes milk, sweat, saliva, or some other substance through a duct?
A. Connective tissue B. Endocrine gland C. Connective tissue D. Exocrine gland E. Microvillus