D. Predators
Predators keep populations of other species in check. This was pretty clearly demonstrated in Yellowstone National Park after the wolves were eradicated there. The deer populations increased to the point that the aspen trees nearly disappeared due to the saplings' being eaten by deer. Since the reintroduction of wolves to the park, the aspen trees have begun to flourish once again.
Uterine contractions that increase in intensity and regularity, and result in changes to the cervix are contractions of Labour. This is further explained below.
<h3>What are Uterine contractions?</h3>
Generally, Uterine contraction is simply defined as the contraction of the uterine muscles, This entails the compression or contraction of uterine muscles.
In conclusion, This is seen during childbirth.
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Catalase.is an enzyme in the liver that breaks down harmful hydrogen peroxide into oxygen and water.
