What contributes to the high biological activity and surface nutrients in southern polar waters?
A) Deep-water upwelling
B) Weak stratification
C) There is a lack of continental margins
D) All are contributing factors
D
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What is a heterotroph?
A) An organism that creates its own food B) An organism that eat other organism C) An organism the conducts chemosynthesis D) An organism that remains plankton for its entire life
The basal cleavage of ________ minerals makes them potentially weak
Fill in the blank(s) with correct word
What resource is critical to making basic research in biotechnology commercially viable?
A) land B) venture capital C) labor D) market E) government research funding
Diseases such as cholera and ebola are
A. Called communicable diseases B. Called emergent diseases C. Caused by pathogenic organisms D. All of these are characteristics of diseases such as cholera and ebola