Wealthy men of the last century
Answer:
a. Biomagnification
Explanation:
Biomagnification is the name given to the progressive accumulation of substances from one trophic level to another along a food chain. Thus, the substance will have its highest concentration in individuals who occupy trophic levels furthest from producers.
For biomagnification to occur, substances must be fat soluble (lipid soluble) and thus adhere to living tissues. Another feature of substances that undergo biomagnification is that they are generally not biodegradable or metabolized by the body.
The phenomenon is quite common with heavy metals (lead; mercury) and certain chlorinated and aromatic organic compounds with higher molecular mass, such as the insecticide DDT.
Answer: It has a narrow geographic range
Explanation:
Species with narrow geographic range easily face the risk of extinction when their localize geography faces drastic change and becomes unconduceive for their survival. On the contrary, a specie that is will dispersed geographically stands a higher chance of survival because even if there is a drastic event in a particular location, the one at another location will still survive.
<span>If a compound could interfere with bacterial cell wall synthesis, it would destroy the cell. The bacteria would not survive failure of the cell wall. This compound would be useful in the treatment of bacterial infection as it would destroy the infection on a cellular level.</span>
