Which of the following does not cause a mutation?
A. evolution
B. failure of DNA repair systems
C. metabolic activity
D. UV radiation
E. replication errors
Ans: A. evolution
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Which of the following supplies water and minerals to a typical plant?
A) the air B) bacteria C) sunlight D) the soil
A(n) ________ is a bacterial virus which is integrated into the host cell DNA.
A. lytic phage B. prophage C. plasmid D. transposon E. insertion phage
Renin is secreted by which one of the following structures?
A) distal tubule B) juxtaglomerular apparatus C) renal medulla D) glomerulus E) Bowman's capsule
Which statement about clinical identification tests is true?
A. Microarray tests are based on electrophoresis methodology. B. Not all diseases are identified by clinical tests. C. Biochemical tests are quicker than genetic analysis tests. D. Serological tests are always based on identifying antibodies in the patient.