Microbial activity generates methylmercury, which is much less toxic than the mercuric ion

Indicate whether the statement is true or false.


Answer: FALSE

Biology & Microbiology

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What do you know about resistance to leptin? What other information is related to the question?

What will be an ideal response?

Biology & Microbiology

The hormone erythropoietin causes _____

a. increased heart rate c. red blood cell formation b. deeper breathing d. all of these

Biology & Microbiology

Which is an example of secondary succession?

A) Beach grasses colonize a newly formed sand dune. B) Retreating glaciers leave alluvial soils for cottonwood trees to colonize. C) A shift in river flow introduces sediment to a rocky area. D) A farmer allows an agricultural field to return to native grassland.

Biology & Microbiology

The defensive mechanisms that target specific pathogens are called ____________ defenses. These responses involve the white blood cells called ____________ .

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology