Answer:
dichloro-diphenyl-trichloroethane
Explanation:
DDT is an insecticide that can pass up the food chain from insects to small birds, and then from the small birds to birds of prey, like hawks. It can accumulate in the birds of prey, giving them a large amount of DDT
Biological realm..............
Answer:
Resident microflora b. may be responsible for opportunistic infections in immunocompromised
Explanation:
It is almost impossible to found these microorganisms in the stomach because of the acidic conditions, most of them are not adapted to this type of environment. Resident microflora is not transient, is actually permanent. However, resident microflora may be responsible for ooportunistic infections in immunocompromised and they can also increase the intensity of the disease produced by that pathogen.
Answer:
B. Predation removes slower antelope from the herd.
Explanation:
Natural selection is defined as the differential survival and reproduction of individuals due to differences in the physical characteristics.
A predator-prey relationship results in a very fast-slow dynamical system for rapid predator evolution.
Predation removes slower antelope from the herd and hinders passage of the slow trait to offsprings. The ones who are fast reproduce and give birth to other fast animals.