C is correct. the rest is either about food webs or about both food webs and food chains.
Answer:
the well be wind cell are used in isolated locations
Activation of muscle contraction could be a speedy event that's initiated by electrical activity within the surface membrane and transversal (T) tubules. This can be followed by unharness of metal<span> from the inner membrane system, the sarcoplasmic reticulum.
</span>Nervous stimulation causes a depolarization<span> of the muscle membrane (sarcolemma) </span>that<span> triggers </span>the discharge<span> of </span>calcium<span> ions from the sarcoplasmic reticulum.</span>
Explanation:
The enzyme is unchanged so that, it can be reused when more substrate is available.
to know more ,enzymes about Biological Catalyst that are used to speed up the rate of a biological reaction but are not used up at the end of the reaction
