Rough ER<span> looks like sheets or disks of bumpy membranes while </span>smooth ER<span> looks more like tubes. </span>Rough ER<span> is called </span>rough<span> because it has ribosomes attached to its surface. The double membranes of </span>smooth<span> and </span>rough ER<span> form sacs called cisternae.</span>
The correct answer would be: The up-and-down motion of the tongue when sucking.
I hope that helped! c:
It’s either b-transference or d-translation.
But I believe it is translation (d)
Hope this helped :)
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
The correct answer is option A, that is, blood.
Cell theory in biology refers to the universally acknowledged scientific theory that living species are constructed of cells, that is, they are the basic fundamental and structural unit of all species, and that all the cells arises from the pre-existing cells. The theory is credited to Schwann and Schleiden. The three postulates of the theory are:
1. All living species comprises of one or more cells.
2. Cell originate from the pre-existing cells.
3. The cells is the fundamental unit of organization and composition in organisms.