5.In blood plasma the protein molecules are: (a) Antigen
(b) Antibodies
(c) Antibiotic
(d) All of the above.​

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation:

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.