A hypothesized "first woman" (Eve) probably lived about ________ years ago.
A) 2,000
B) 20,000
C) 200,000
D) 2,000,000
C) 200,000
Biology & Microbiology
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Darwin predicted that advantageous, heritable characteristics would become less common in a population when
individuals were forced to compete for limited resources
a. True b. False
Biology & Microbiology
Which type of cell does not have a cell wall?
a. animal b. plant c. bacteria
Biology & Microbiology
Which of the following is a synthetic protein produced from engineered DNA that is used to determine whether cytosolic calcium fluxes are associated with signal transduction in a particular cell type?
A) sildenafil B) ionomycin C) A23187 D) fura-2 E) a cameleons
Biology & Microbiology
Explain how Bowman's capsule works.
What will be an ideal response?
Biology & Microbiology