If All Bacteria Were Suddenly Unable to Absorb Mercury,biomagnification of Methylmercury

question 54

Multiple Choice

If all bacteria were suddenly unable to absorb mercury,biomagnification of methylmercury would most likely

• A) stop.
• B) continue.
• C) continue, but only in the lower trophic levels.
• D) continue, but only in the higher trophic levels.

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Definitions:

Mammals

Warm-blooded vertebrate animals that have hair or fur, produce milk to feed their young, and typically give birth to live offspring.

Endangered

A status indicating that a species is at risk of extinction within the foreseeable future due to a rapid decline in its population or habitat.

Binocular Vision

Vision with increased depth perception from two eyes set next to each other, allowing their visual fields to overlap.

Stereoscopic Vision

Complete three-dimensional vision, or depth perception, from binocular vision and nerve connections that run from each eye to both sides of the brain, allowing nerve cells to integrate the images derived from each eye.