Answer:
In biology, the active site is the region of an enzyme where substrate molecules bind and undergo a chemical reaction. ... An active sitecan catalyse a reaction repeatedly as residues are not altered at the end of the reaction (they may change during the reaction, but are regenerated by the end).
<span>Some species can hunt in complete darkness using sound alone to guide them to a successful kill.</span>
Answer:
Two main component of Central nervous system are brain and spinal cord.
Brain:
Brain acts as the main coordinating center of the body. The brain is protected in the skull. The brains control the emotions, thought process and learning memory of the organism. The brain interprets the information received by the five different sense organs.
Spinal cord:
The spinal cord is involved in the reflex action of the body. Spinal cord is involved in the somatosensory organization of the body. The motor pathways are originated from the spinal cord. Body's proprioceptive information travels through the spinal cord.
Antibodies identify and attach themselves to foreign cells. Hope this helped!
Had to look for the missing options and here is my answer:
The answer the best completes the statement above is LARGE. Why the first particles that settle would be large particles because these are the first ones to be deposited once the current diverges and when the energy is lost or slows down. Hope this helps.