Answer:
Biological magnification refers to a phenomenon where some of the substances like heavy metals or pesticides move up the food chain, make their way into the lakes or rivers, and are eventually consumed by aquatic species like fish. This, in turn, is further consumed by large species like large birds, humans or animals.
This is associated with the health warnings given to pregnant women as too much eating of some kind of fish may influence the immune systems, that is, may affect the health of women who are pregnant.
Answer:
B. from the sun to the land
Explanation:
as weird as it sounds, the sun produces our wind. its weird, true, and cool breeze
Cell is the structure used
Answer:
the genetic variation in a population will remain constant from one generation to the next in the absence of disturbing factors
Explanation:
<span>The correct answer is nitrogen dioxide. Carbon dioxide and carbon monoxied are invisible to the naked eye but are poisonous. That's why it's dangerous to drive if the exhaustion is bad in a car because you can get poisoned by them. Sulfur dioxide can be used and has historically been used for things like vine preservation, even though it is essentially toxic.</span>
