<span>Doctors do not administer vaccinations to people who are too sick because (option D.) the white blood cells of sick people may not be able to efficiently handle the weakened or dead form of the pathogen. The inmunization is obtained when the white blood cells attack the weakened form of the pathogen, so if the white blood cells are working against other ill then they may not be able to effeciently attack the injected pathogen. </span>
The BAT is the mammal that retains its embryo in its uterus for the full term of the pregnancy.
Both the Koala and the Kangaroo give birth to their young after only a month but their young stay within their mother's pouch and continue to develop until they are 1 to 2 years of age.
Answer:
Look below
Explanation:
Growth of organism
Repair of damaged tissues
Healing and regeneration
Reproduction
Answer:
Population density just represents the average number of individuals per unit of area or volume. Often, individuals in a population are not spread out evenly. ... Population distribution describes how the individuals are distributed, or spread throughout their habitat.