Red blood cells transport both oxygen and carbon dioxide molecules.
a. true
b. false
Answer: a. true
Biology & Microbiology
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The process by which microorganisms cause diseases is known as
A) pathogenesis. B) virulence. C) LD50 (lethal dose50). D) infection.
Biology & Microbiology
Bacterial sexually transmitted diseases include all of the following except
A. gonorrhea. B. syphilis. C. chlamydia. D. herpes.
Biology & Microbiology
When a human embryo is implanted in the uterus, the embryo is in the morula stage. Indicate whether the statement is true or false
Biology & Microbiology
Translation is the first stage of gene expression.
a. true b. false
Biology & Microbiology