Animals can navigate by using 

A. sound.
B. landmarks.
C. sun.
D. All of these answers are true.


D. All of these answers are true.

Biology & Microbiology

You might also like to view...

The reservoir for O. anthropi is:

a. environment only, not human flora. b. animal oral and respiratory flora. c. environment, cold climates. d. environment and human flora.

Biology & Microbiology

Stanley Miller conducted a famous experiment in the 1950s. This experiment

a. tried to determine how evolution occurs. b. mimicked the early Earth's atmosphere as we know it today. c. showed that simple organic molecules came from outer space. d. used sunlight as an energy source. e. showed that some organic molecules could be formed from non-organic starting materials.

Biology & Microbiology

Which of the following is NOT a recycled

element of an ecosystem?

a. water b. phosphorous c. oxygen d. energy e. more than one of these

Biology & Microbiology

A positively charged sodium ion

a. would get stuck in the hydrophobic core of the membrane. b. freely diffuses directly across the cell membrane. c. would require the use of integral protein channels to pass through a cell membrane.

Biology & Microbiology