Who is credited with first providing conclusive evidence of species extinction?
A) Alfred Russel Wallace B) Charles Lyell C) Georges Cuvier
Answer: C
Biology & Microbiology
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In humans, the majority of a transcription unit is composed of ____
a. exons b. introns c. promoter regions d. start codons e. regulatory elements
Biology & Microbiology
Organisms that use bioluminescence to attract prey are the:
a. hatchetfish. b. anglerfish. c. stomiatoid fish d. a and b e. b and c
Biology & Microbiology
Which of the following diseases results from impaired glycosphingolipid degradation?
A) heart disease B) glycosphingolipid anemia C) metabolic syndrome D) erythrocyte spherocytosis E) Tay-Sachs disease
Biology & Microbiology
Which circulation system carries blood from the small intestines to the liver?
a. coronary b. systemic c. hepatic portal d. aortic e. pulmonary
Biology & Microbiology