<h2>Answer:</h2>
Approximately all characteristics are inheritable but some characteristic of our body is affected by the external environment.
<h3>Growth:</h3>
Growth is the basic property of a living organism. It can be controlled by the genes like height. But mainly it is dependent on the available nutrients to the body. So a healthy environment with all necessary nutrients leads to healthy perfect growth of the body.
<h3>RB C count:</h3>
Red blood cells counts also effected by environment. The environment which has a sufficient amount of oxygen leads to low blood count as compared to an environment with low oxygen which leads to high red blood cell count.
<h3>Immunity:</h3>
Immunity is the property of living organism to fight against the harmful agents that invade the body.
People most exposed to germs are more immune than people who often face the germs.
Heat detection is needed for breeding.There is a system called timed breeding or the appointment breeding which is made so that the onset of heat and ovulation are induced for an animal to be inseminated at the right time. These then will help the breeder as well as the owner.
The possible answers are
<span>A.a drought reduces the toad population </span>
<span>B. an influx of soil nutrients results in increased grass growth </span>
C.a hawk species moves in that hunts toads
<span>D.the toad population increases after a warm, wet spring
The correct answer is D
The increase in numbers in the toad population after a warm and wet spring would mean that there are more toads that prey on the beetles and that they are limiting the beetle population by hunting them.</span>
A list of the main fossil fuels are - coal, natural gas, oil, petroleum, and liquefied petroleum gas. Hope this helps <span />