Which is not an adaptation of desert animals that them retain and acquire water in such a hot and dry environment?

a. burrow in moist soil or live in underground dens
b. excrete uric acid instead of urine
c. evolved an internal "air conditioning" system to them stay cool
d. obtain water from the plants and animals they eat

The answer is C , "evolved an internal "air conditioning" system to help them stay cool".

g1

choices:

a. g2. b. g1. c. m

cell division has two checkpoints namely, g1

checkpoint and spindle assembly checkpoint. the checkpoint which determines if

division has properly occurred is the g1 checkpoint. at this point, is a damage

in the dna is detected or  the has not reach the optimum size, the cell is

stopped in g1 and is not allowed to proceed to further process.

source:

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

: )