The polymerase chain reaction can be used for identification of

A. antibodies in the patient's serum.
B. microorganisms.
C. growth characteristics of microorganisms.
D. proteins.


Answer: B

Biology & Microbiology

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The human body has close to ____ muscles

a. 100 b. 206 c. 300 d. 500 e. 700

Biology & Microbiology

Describe the evolutionary relationships between the following organisms. Draw a family "tree" if

necessary. Include bony fish, amniotes, lizards, mammals, turtles, birds, reptiles, ray-finned fishes, amphibians, lungfish, and lobe-finned fishes. What will be an ideal response?

Biology & Microbiology

What is the correct order of steps of morphogenesis in Drosophila melanogaster?a. Gap genes divide the body into broad regionsb. Establishment of anterior / posterior axesc. Homeotic genes determine which body parts arise from each regiond. Pair-rule genes are activated in order to develop a preliminary segmentation pattern

A. a - b - c - d B. a - d - c - b C. a - d - b - c D. b - a - d - c E. b - a - c - d

Biology & Microbiology

The oldest fossils of eukaryotes have been estimated to be

A. 1995 years old. B. 4.5 billion years old. C. 1.5 billion years old. D. 6000 years old. E. 8 billion years old.

Biology & Microbiology