Defense Against Disease

Antibiotics affect ...

• Viruses

• Bacteria

• Bacteria and Viruses

• Bacteria, Viruses, and Fungi

Injecting a small amount of inert ('dead') viruses or bacteria to help your white blood cells recognize them is...

• Antibiotics

• Lymphocytosis

• Endocytosis

• Immunization

Made of only a DNA strand and a protein shell (capsid), and sometimes an envelope.

• Virus

• Bacteria

Has a cell wall, cell membrane, free floating DNA, no nucleus, cytoplasm, and no organelles.

• Bacteria

• Viruses

A ___________ is an organism that carries an infectious disease like malaria carrying mosquitoes.

• Transmitter

• Carrier

• Vector

• Zoonotic Transfer

True or False: Viruses are NOT alive.

• True

• False

They need a host in order to replicate/reproduce.

• Viruses

• Bacteria

Which of the following is NOT a standard shape of bacterial cells?

• Rods (bacilli)

• Spheres (cocci)

• Bean (fabiform)

• Spirals (spirilli)

True or False: All bacteria cause illnesses.

• True

• False

Your body defends your _____ by producing enzymes that kill bacteria

• Eyes

• Skin

• Respiratory Tract

• Reproductive Tract