Answer is: <span>Mutations sometimes improve the chances of survival for a plant.
</span>Mutations are very important because they change <span>variability in populations and in that way enable evolutionary change.
</span>There are three types of mutations:
1) good or advantageous mutations - <span> improve the chances of survival for a plant.
2) </span>bad or deleterious - decrease the chances of survival for a plant.
3) neutral - not affect he chances of survival for a plant.
Coal does not produce flame when burnt because it does not vapourizes
The correct answer is 100. Hope I helped! :]
Answer:
Salt is cubed, crystal like, grainy, and shiny
Explanation: