Microbiology - Bacteria, Antibiotics , Epidemiology

A _______ arises from a single bacteria cell, spore, or small cluster of bacterial cells as a result of bacteria growth and division.

• bacteria colony

• biofilm

• endospore

Tags

NGSS.MS-LS1-1

_______ is how bacteria cells reproduce by doubling its DNA, elongates/doubles in size, and splits the cytoplasm down the middle producing cells.

• binary fusion

• binary fission

• mitosis

• cytokinesis

Tags

NGSS.MS-LS3-2

Clusters of microorganisms that stick to non-biological surfaces, such as rocks in a stream, as well as to surfaces on plants or in animals

• microbe colony

• endospore

• microbiome

• biofilm

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Process where bacteria can pass plasmids (genetic info) between each other - increasing genetic diversity.

• conjugation

• bacteria transformation

• binary fission

Tags

NGSS.HS-LS4-2

When growth conditions become unfavorable many bacteria cells form a(n) _______ and remain dormant until conditions are favorable again.

• colony

• biofilm

• capsule

• endospore

What important roles do bacteria have in the environment and in general? (select all that apply)

• nitrogen fixation

• producers

• decomposers

• human uses (food, medicine, industry)

Tags

NGSS.MS-LS2-3

Which three things is Louis Pasteur known for?

• developed pasteurization process

• Germ Theory of Disease

• Miasma Theory

• proving that foods spoil from bacteria

A microbe that can cause disease is called a

• zoonosis

• antibiotic

• vaccine

• pathogen

What 3 ways can bacteria disrupt health and cause disease?

• release chemicals that are toxins

• cause immune system to overreact

• create probiotics in an organism

• destroy cells and tissues

Which process is used to eliminate all bacteria and spores? (commonly used on lab equipment and medical instruments)

• disinfecting

• sanitization

• sterilization

• low temperature