Which of the following are the best examples of homologous structure?

a. The finger bones found in humans, bats, and whales
b. Wings in both birds, bats, and bees
c. Beaks of birds and squid
d. The streamlined, hydrodynamic bodies of both dolphins and sharks


a. The finger bones found in humans, bats, and whales

The best examples of homologous structures listed here are the finger bones found in humans, bats, and whales. They share the same basic shape but perform different functions.

Biology & Microbiology

You might also like to view...

Soil particles that are decomposing organic matter are called

a. sand. b. humus. c. silt. d. clay. e. mineral.

Biology & Microbiology

The tube feet of echinoderms that are used for locomotion, capturing prey, and gas exchange are "inflated" by the ________, which is unique to the echinoderms

A) coelom B) tubular gut C) hemocoel D) water-vascular system E) hydrostatic skeleton

Biology & Microbiology

Endocrine disruptors affect reproductive behavior by

A) impairing the immune system. B) enhancing hormone activity. C) increasing social behavior. D) reinforcing mating rituals.

Biology & Microbiology

How do the flowers of wind-pollinated plants differ from those of insect-pollinated plants?

What will be an ideal response?

Biology & Microbiology