Temperature and oxygen level
<span>Cyst formation in a paramecium enables genetic exchange by conjugation.</span><span>
Through the reproduction of cysts, the survival of brine shrimps increase even when dealing in extreme conditions. The cysts can remain in total stasis for two years in oxygen less surroundings, they can survive freezing temperature and boiling tempreture. When conditions improve and eggs are placed in salt water, they hatch within a few hours and increase the population of brine shrimps. </span>
Answer:
The car locomotes
The cars engine makes noises when ignited
The fumes produced by the car when it moves.
Explanation
Evolution:
. Natural selection
. prehistoric times
. fossils
. certain body parts
. animals that are different but have similar traits