Microbiology & Cell Culture

Why is having an understanding of biotechnology and cell biology necessary (select all that apply?)

• cell are used for much of the work of biotechnology

• cells are the target of many biotechnoligical products

• cells can be reproduced in mass quantities

• microorganism are so small that they cannot be seen without a microscope

Tags

NGSS.HS-LS1-2

NGSS.HS-LS1-4

What disease has killed millions of people including King Tut, many people that were part of the Roman Empire, and still kills over 400,000 people each year today?

• anthrax

• plague

• malaria

• rabies

Bacteria are classified into gram positive and gram negative based on the thickness of their

• peptidoglycan cell wall

• plasma membrane

• flagellum

• proteins

Which correctly matches the bacterium shape to its morphology (select all that apply?)

• aerobic is rectangular

• coccus is spherical

• spirillum is spiral-shaped

• bacillus is rod-shaped

One of the most important proteins produced by bacteria in mass quantities for humans is

• keratin

• myosin

• tubulin

• insulin

What is the most common type of medium used to grow E. coli for laboratory use?

• LB broth

• EMB broth

• YED extract

• rotting meat

When removing the cap of a test tube, what finger should be used to hold remove and hold the cap?

• thumb

• index finger

• ring finger

• pinky finger

After removing the cap from the test tube, what is the next step if you are plating bacteria from the test tube?

• put the loop in the tube to get bacteria out

• pass the tube opening through a flame

• open the lid of the petri dish

• pass the loop through a flame

Which are important rules to follow for aseptic technique (select all that apply?)

• avoid contact between sterile and nonsterile items

• change gloves frequently

• increase airflow around your experiment

• avoid passing items over the top of sterile containers

• place bottle caps, lids, and pipet tips on the lab table when not in use

What things should be written on a media plate (select all that apply?)

• name of the media

• initals of the person who made the plate

• date the plate was made

• how many colonies are present on the plate