Answer:
c. is a biotic factor within an ecosystem
X: Ozone layer destruction
Y: Mass extinction
The process which occurs in the structures that are labeled X is Kreb's cycle.
It has to do with releasing stored energy in the form of adenosine triphosphate (ATP). This is an extremely important part of metabolism and was first introduced by Hans Adolf Krebs in 1937.
Answer:
The glomerulus is a knot of cappilaries inside the Bowman's capsule. ... Podocytes are cells that have 'foot-like extensions' which are wrapped around a capillary. This increases the surface area for filtration.
Explanation: