Which statement gives the best example of natural selection? a a frog has a random gene mutation that changes its color. b a lizard sits under shade in a hot desert. c a bird makes a loud call to attract a mate. d a strain of bacteria has become resistant to antibiotics.

I think it is D

Explanation:

A- That is a random gene mutation and is not natural selection

B- A lizard sitting under the shade isn't selecting anything

C- that would be sexual selection

D- bacteria becomes resistant because of natural selection.

Hope this helps :)

the supermassive black hole is in the middle of the galaxy.

answer: accepted answer: aquatic animals use the oxygen dissolved in water to carry out respiration. since the amount of dissolved oxygen in water is low as compared to the amount of oxygen in the air, therefore the rate of breathing in aquatic animals is much faster than it is in terrestrial animals.

explanation: