In 1956, people in Minamata, Japan, began to exhibit severe neurological disorders and birth defects

This problem was eventually attributed to methylmercury, a water-insoluble and breakdown-resistant chemical formed from mercury dumped into the adjacent bay by a local factory. Which of the following types of seafood would have the highest levels of methylmercury, and therefore cause the severest effects?
A) Krill (small crustaceans that eat tiny microscopic algae)
B) Tuna that feed on smaller fish that feed on krill that feed on algae
C) Sea urchins that feed on kelp
D) Kelp (large, multicellular, photosynthetic protists)
E) Mussels that feed on tiny microscopic algae


B

Biology & Microbiology

You might also like to view...

Conduction from node to node

a. occurs only in the central nervous system. b. is a rapid type of nerve conduction. c. occurs between nerves and muscles. d. involves the “jumping” of impulses. e. is a rapid type of nerve conduction and involves the “jumping” of impulses.

Biology & Microbiology

Which model did scientists develop to describe the cell membrane?

A.) phospholipid model B.) dynamic model C.) fluid mosaic model D.) transport model

Biology & Microbiology

A newly hatched duck adopts the first large, moving object it sees as its mother. This is an example of ________

Fill in the blank(s) with correct word

Biology & Microbiology

Contamination with ________ is a concern because they are highly resistant to killing

A) archaea B) endospores C) pleomorphs D) vegetative cells E) vibrios

Biology & Microbiology