No the myelin covers bits of the cell
The skin functions as a barrier to prevent the entry of microorganisms.
<span>Perhaps surprisingly, lakes and rivers constitute a tiny proportion of the world's total freshwater, so answer (b) is correct. Most of the freshwater on our planet is in fact locked up in ice and glaciers, some 68%. The majority of the rest, 30%, is actually underground, in springs and other groundwater feeders. That leaves just 2% that makes up all the rivers, lakes, ponds and other visible freshwater reservoirs that we see in our day-to-day lives.</span>
Answer:
true
Explanation:
The centrosome is a cellular organelle which is the main microtubule organizing centre in an animal cell which also regulates the process of cell-cycle.
They are made up of two centrioles which are right angled to each other and is composed of a protein known as tubulin.
So the statement is true.
plz mate mark me as brainliest
The enzyme lowers the activation energy of the reaction, allowing it to proceed more quickly...Hope this will help!