Viruses, Cells, & Transport Review

Which of these diseases is caused by a virus?

• cancer

• influenza

• stroke

• diabetes

Which would be best in preventing viral outbreaks?

• providing antibiotics worldwide

• better quarantine facilities

• worldwide vaccination

• global education about the virus

The movement of water across a semipermeable membrane is called____.

Someone spraying perfume is an example of what kind of passive transport?

• facilitated diffusion

• osmosis

• diffusion

• exocytosis

Which type of passive transport moves molecules across the cell membrane with the use of protein channels?

• facilitated diffusion

• osmosis

• diffusion

• endocytosis

What is true about active transport?

• Molecules move from high to low concentration

• Molecules move across the membrane against the concentration gradient

• Molecules do not use energy to move across the membrane

• Molecules moves across the membrane with the concentration gradient

The viral cycle pictured is the ____ cycle.

The viral cycle pictured is the _____ cycle.

Antibiotics kill viruses

• True
• False

What happens in the lysogenic cycle? 

• Virus goes in and leaves the host cell
• Virus quickly kills the host cell
• Virus inject the nucleic acid into the host cell, and the nucleic acid integrates into the host cell DNA, and stay dormant for a long time
• Bacteria injects DNA into a host cell