Seed plants are pollinated by:
A. butterflies
B. birds
C. bats
D. beetles
E. all of the other choices provided
E. all of the other choices provided
Biology & Microbiology
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The enzyme that is commonly used for primer extensions in the PCR method works best at what temperature?
a. 25°C b. 56°C c. 72°C d. 94°C
Biology & Microbiology
The female sex cells develop in paired organs in the abdomen called ________.
A) ovaries B) oocytes C) vagina D) clitoris
Biology & Microbiology
Rapid communication throughout the body is
accomplished by a. neurons. b. blood. c. hormones. d. muscles. e. connective tissue
Biology & Microbiology
Which type of microscopy has the greatest resolving power?
A) electron microscopy B) phase-contrast microscopy C) fluorescence microscopy D) digital video microscopy E) confocal scanning microscopy
Biology & Microbiology