What is the leading threat to commercial shellfisheries?

a. oil spills
b. PCBs
c. hypoxia
d. mercury
e. plastics


c

Environmental & Atmospheric Sciences

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Explain the significance of direct and indirect consumption of grains

What will be an ideal response?

Environmental & Atmospheric Sciences

In eukaryotes which of the following is true?

A) Transcription never occurs in the nucleus. B) Translation always occurs in the nucleus. C) Translation sometimes occurs in the nucleus. D) Translation never occurs in the nucleus.

Environmental & Atmospheric Sciences

Hot spots in oceanic settings typically produce

A. island arcs. B. flood basalts in the middle of a continent. C. huge caldera explosions. D. lines or clusters of volcanic islands.

Environmental & Atmospheric Sciences

Oceans and land surface are distributed evenly on Earth

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences