Answer:
The shape of the active site may not be complimentary to the substrate anymore, so the substrate may bot be able bind to the active site
Vestigial organs are organs that we don't use but maybe our ancestor use this organ and the organ will evolve into smaller. Example : Appendix, Hair in chest, canine.
This theory come from J.B Lamarck
<u>Answer:</u>
<em>The true statement concerning complex multi-cellular organism is Bulk transport systems move substances faster than simple diffusion.</em>
<u>Explanation:</u>
<em>Bulk transport</em> is the mechanism that is used by the cells to transport the large quantity of small and tiny molecules and particles. Bulk transport works on the <em>mechanism of pressure gradient and single diffusion</em> is based on the concentration gradient.
The<em> transportation on single diffusion</em> is due to random motion of molecules but in bulk transport the solute and water is moved <em>together and in a faster pace. </em>
The answer is 14y
I think
The Olecranon fossa. It is the large depression at the distal end of the humerus. The olecranon fossa of the humerus together with the olecranon process of the ulna permit full extension of the forearm. The two depression is the olecranon fossa that behind and above the trochlea, and the coronoid fossa.
