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Microbiology Exam 1
Flashcards for Exam 1
33
Biology
Undergraduate 3
07/20/2011

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Term
Gram Positive
Definition
Blue in the presence of gram stain
mycobacterium tuberculosis
Term
Gram Negative
Definition
Red in the presence of gram stain
ex. Treponema pallidum, spirochetes, causes syphilis
Term
Bacteria Classification
Definition
dependent on type of cell wall
Term
Spirochetes
Definition
Have spiral flexible shape
ex. Treponema pallidum, spirochetes, causes syphilis
Term
Rod Shape
Definition
Have rod shape cell wall
Ex.mycobacterium tuberculosis
Term
Cocci
Definition
Sphere shaped
Term
pyogenes
Definition
producing puss
Term
Composition of media required for growth
Definition
Glucose, nitrogen, Phosphorous,sulfur, common minerals such as sodium and potassium, trace minerals such as calcium and iron, water
Term
Safranin
Definition
counter stain to stain gram negative cells red
Term
Purine
Definition
Adenine and Guanine
Term
Pyrimidine
Definition
thymine, uracil, cytosine
Term
Ether is formed by
Definition
two alcohols
Term
disulfide is formed by
Definition
two thiols
Term
Ester is formed using
Definition
an alcohol and a acid
Term
hemiacetal is formed using
Definition
alcohol and aldehyde
Term
hemiketal is formed using
Definition
alcohol and keytone
Term
anhydride is formed using
Definition
two acids
Term
Enantiomers
Definition
Same Chemical formula, same functional groups, different geometry
Term
Epimers
Definition
Same Chemical formula, same functional groups, contains 2 or more asymmetric carbons
Term
Bacillus
Definition
Cylinder, Rod Shaped
Term
spirilla
Definition
curved rods
Term
plasmids
Definition
extra chromosomal DNA molecules, often code for resistance
Term
chemotaxis
Definition
net movement towards attractant
Term
Bacterial Cytoplasm contains
Definition
ribosomes, low molecular weight precursors,enzymes, RNA, ATP
Term
Eucaryotes Ribosome
Definition
80S
Term
procaryotes ribosome
Definition
70S
Term
catabolic
Definition
degradative reaction
Term
anabolic
Definition
biosynthetic reactions which generate amino acids, lipids ect
Term
yield from kreb cycle
Definition
15 ATP
Term
Topoisomerase
Definition
Undoes supercoil for Transcription
Term
Poly Adenylation
Definition
A tail at the end of mRNA
Term
Splicesome
Definition
protien that splices out introns in mRNA
Term
Splicesome
Definition
protien that splices out introns in mRNA
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