Which type of foods can you add to your diet to protect yourself from osteoporosis? a. low cholesterol foods b. high cholesterol foods c. calcium-rich foods d. spicy foods

Which of the following processes within viral replication is the greatest source of genetic variation in rna virus populations? a) high mutation rate due to lack of proofreading of rna genome replication errors. b) transcription from the host cell rna polymerase introduces numerous mutations. c) capsid proteins from the host cell can replace the viral capsid. d) viral rna is translated by host cell ribosomes.

Which of the following methods had the highest risk of transmitting hiv? a) oral sex b) sharing needles c) sweat d) preseminal fluid

Having health insurance means that a family cannot go bankrupt due to medical expenses. true or false?