PBS 3.1

Living organisms that can spread when its spores land on a host.
Athlete's foot is caused by this infectious agent.

• helminths

• bacteria

• protists

• fungi

Parasitic worms that cause infection

• protists

• prions

• fungi

• helminths

Tags

NGSS.MS-LS2-4

Phagocytes, nasal mucous, and digestive enzymes are examples of

• innate immunity.

• acquired immunity.

Small hairs that trap pathogens are

• cilia.

• flora.

• mucous.

• phagocytes.

________ produce antibodies.

• T-cells

• B-cells

• Phagocytes

• Antigens

Immunity gained from a vaccine is

• nonspecific immunity.

• innate immunity.

• naturally acquired immunity.

• artificially acquired immunity.

Which TWO would be considered proper aseptic technique?

• Use only sterile inoculating loops.

• Place all lids on lab table face down.

• Throw bacterial plates in trash can.

• Thoroughly disinfect all work surfaces.

PBS 3.1

• A) Phosphate Buffered Saline

• B) Protein Binding Solution

• C) Phosphor Bronze Sheet

• D) Polybutylene Succinate

What is the primary use of PBS in biological experiments?

• A) To stain cells

• B) To fix tissues

• C) To maintain pH balance

• D) To enhance fluorescence

Which component is NOT typically found in PBS?

• A) Sodium chloride

• B) Potassium chloride

• C) Calcium chloride

• D) Magnesium sulfate