Log in
Biology
10
answers
0
watching
197
views
4 Jan 2018

Q: Know the preparation of:

a) Gram stain

b) Negative stain

c) Acid fast

Q: Discuss and compare Simple Stain and Differential Staining?

Watch
10
answers
0
watching
197
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Already have an account? Log in
Share
Irving Heathcote
Irving HeathcoteLv2
6 Jan 2018
Already have an account? Log in
Share

Related textbook solutions

Molecular Cell Biology
8 Edition,
Lodish
ISBN: 9781464183393
Biology: Science for Life with Physiology
6 Edition,
Belk
ISBN: 9780134555430
Biology
2nd Edition, 2013
Openstax
ISBN: 9781947172517
Concepts of Biology
OER Edition,
Openstax
ISBN: 9781938168116
Essentials of Biology
5 Edition,
Mader
ISBN: 9781259660269

Related questions

1) Which of the following statements is NOT correct?

Select one:

a. In an endospore and an acid-fast stain, heat is used to drive the primary stain into the cells.

b. Botulism is a disease that is caused by an endospore forming bacterial species.

c. Clostridium and Bacillus are two genera that commonly form endospores.

d. The complex of dipicolonic acid and calcium gives the endospores its heat resistant properties.

e. Under optimal growth conditions, vegetative cells are said to be in a cryptobiotic state.

2) ____________________ of cells by transferring the colony or a portion of a colony to a new plate is commonly used by microbiologists to maintain cultures.

Select one:

a. Subculturing

b. Mixing

c. Gram staining

d. Transformation

3) Which of the following statements is correct?

Select one:

a. Crystal violet is considered a differential stain.

b. Sporulation occurs when there are plenty of nutrients and water available.

c. In a gram stain, ethanol is used as the mordant.

d. Clostridium species are capable of undergoing sporulation.

e. Endospores are considered reproductive structure.

4) Which of the following is required for both the Schaeffer-Fulton endospore stain and the Ziehl-Neelson acid-fast stain?

Select one:

a. source of heat

b. alkaline methylene blue

c. ethanol

d. malachite green

e. egg albumin

1) Why is the gram stain technique more valuable than thesimple stain technique in a diagnostic laboratory? Under whatcircumstances might the simple stain be preferable to the Gramstain technique?

2) Suppose a student research for the alcohol bottle forthe decolorization step and instead took the bottle of distilledwater. What would be the color of a gram-positive and agram-negative bacterium at the conclusion of the procedure? Explainthoroughly.

3) How might the Gram stain technique be of value inestablishing the purity of a culture of bacteria?

As a hospital lab technician you are given a blood culture from a patient and asked to determine if they have an active infection by Mycobacterium tuberculosis. How would you determine this? Select one: a. a Gram stain b. an endospore stain c. an acid-fast stain d. All of the above e. Answer choices a and c

Related Documents

BIO 3124 Lecture Notes - Lecture 4: Cyanobacteria, Proteobacteria, Lactobacillus
blushtortoise109
BIO 3124 Lecture Notes - Lecture 4: Micrococcus, Safranin, Acinetobacter
erinpug43
BIO SCI M122 Lecture 35: Gram Staining
alpha-science-x3

Weekly leaderboard

Home
Homework Help 3,900,000
Biology 460,000
Start filling in the gaps now
Log in