Author Question: Why do slowly degraded molecules like DDT have a tendency to accumulate in creatures higher in the ... (Read 62 times)

dmcintosh · **on:** Aug 27, 2018

Why do slowly degraded molecules like DDT have a tendency to accumulate in creatures higher in the food chain?

A) Since it takes more energy to feed a large animal, they take in more of the toxin.
B) Since things higher on the food chain are large they have more fat, which means they can store more of the toxin.
C) Larger animals do not excrete toxins as efficiently as smaller animals.
D) Carnivores do not have the needed enzyme to biodegrade the toxin that herbivores have.
E) none of the above

Question 2

There are 4 pints in a gallon.

Indicate whether the statement is true or false