Which one of the following is a symptom of a heart attack?
A) increased cardiac output
B) intense chest pain
C) normal breathing
D) pain in the knees
E) pain in the right chest that radiates down the right arm
B
Biology & Microbiology
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The most diverse eukaryotic superkingdom is:
A. Archaeplastida. B. Alveolata. C. Opisthokonta. D. Amoebozoa.
Biology & Microbiology
When one gene product suppresses the effect of another, it is defined as ________
a. epistasis b. incomplete dominance c. pleiotropy d. codominance
Biology & Microbiology
Nitrogen-fixing bacteria convert ____ to ____
a. gaseous nitrogen; ammonia b. ammonia; gaseous nitrogen c. gaseous nitrogen; nitrates d. gaseous nitrogen; nitrites e. ammonia; nitrates
Biology & Microbiology
DNA replication is described as ____
a. hemiconservative b. conservative c. double stranded d. semiconservative e. conserved
Biology & Microbiology