Answer: possibly A
Explanation: B an C are not it because they are more like mutations. D humans don’t always become immune.
PDCAAS takes into account both the amino acid profile and the DIGESTIBILITY of a protein. PDCAAS is majorly used to indicate the quality of a protein. Protein digestibility refers to the ability of a protein to be broken down so that it can be absorbed. Protein digestibility depends mainly on the source of the protein.<span />
That is true.
These are the three types:
Igneous- form when magma cools down and hardens.
Metamorphic- form under earth's surface after particles undergo intense heat and pressure.
Sedimentary- forms when different layers of sediment accumulate on top of each other and harden creating a solid piece.
Hope it helped!
One of the few advantages is In sexual reproduction, more variations are produced. So in turn this ensures survival of species in a population.