Which of the following choices shows the order in which white blood cells migrate to infected tissues?
A) Macrophages - monocytes
B) Lymphocytes - macrophages
C) Neutrophils - macrophages
D) Neutrophils - monocytes
E) Macrophages - neutrophils
Ans: D) Neutrophils - monocytes
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Which of the following statements is FALSE concerning enrichment bias?
A) Dilution of the inoculum may help to avoid enrichment bias in some cases. B) Enrichment bias is impossible to overcome in some oligotrophic environments. C) Enrichment bias resulted in the underestimation of prokaryotic diversity. D) Enrichment bias favors organisms that grow quickly.
Crossing over creates new ________
a. combinations of alleles b. alleles c. zygotes d. chromosomes
A system that compensates for pH fluctuations by donating or accepting H+ is known as a(n) ____
a. acid b. base c. salt d. buffer e. antioxidant
Which molecules are made during glycolysis?
A) NADH and ATP B) ADP and NADPH C) water and NAD+ D) oxygen and water