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Bio 235 Lab Practical 1 Exam with correct Answers / Accurate

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Bio 235 Lab Practical 1 Exam with correct Answers / Accurate

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Bio 235
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Bio 235

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Bio 235 Lab Practical 1 Exam with
correct Answers

Why is heat fixing cells necessary? - Correct Answers -Kill the bacterial cells

Simple staining is used to study what? - Correct Answers -Morphology

Two Organisms used in the simple stain and gram stain labs: - Correct Answers --
Bacillus cereus
-Neisseria sicca

How many stains are used in a simple stain? - Correct Answers -one

Gram-Stain Primary Stain - Correct Answers -Crystal Violet

Gram-Stain Counter Stain - Correct Answers -Safranin

Gram-Stain Mordant - Correct Answers -Grams Iodine

After staining, gram positive bacteria appears - Correct Answers -Purple

What is used for decolorization? - Correct Answers -Ethyl alcohol

5 Microorganisms used for Osmosis Lab - Correct Answers --Bacillus cereus
-Penicillium chrysogenum
-Pseudomonas fluorescens
-Saccharomyces cerevisiae
-Serratia marcescens

Varying concentrations of () and () affect rates of growth - Correct Answers --NaCl
-Sucrose

Pthirus pubis - Correct Answers -pubic lice
animal, arthropoda, insecta

Sarcoptes - Correct Answers -animal, arthropoda, arachnida
mites
scabies

Gram staining procedure - Correct Answers --Crystal violet
-grams iodine
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