Food and water are considered disease vehicles

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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Coliforms and fecal coliform are often differentiated based on their responses to ________.

A. heavy metals B. salinity C. temperature D. pressure

Biology & Microbiology

The influenza virus can infect:a

humans b. pigs c. birds d. humans and pigs e. humans, pigs and birds

Biology & Microbiology

Eggs are transported to the uterus by the ____________ tubes.

Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

Voltage-sensitive K+ channels are 1,000 times more permeable to K+ than to Na+ because

a. K+ ions are smaller than Na+ ions. b. K+ ions have a lower charge density than Na+ ions. c. a selectivity filter removes the water molecules from K+ ions but not from Na+ ions. d. K+ ions are more concentrated inside the cell than outside the cell.

Biology & Microbiology