UNSW

Semester 2, 2016


BABS1202 notes part 1

50 pages

8,386 words

$34.00

1

Description

BABS 1202 notes from UNSW BABS prize winner: 2016 Prize - The School of Biotechnology and Biomolecular Science Prize in Level 1 BABS for the best performance level 1 BABS courses

These notes cover the following topics:

Bacterial cell structure:
- Introduction
- Bacterial cell organisation
- Plasma membrane
- Cell wall
- Bacterial morphology
- Cell wall - peptidoglycan
- Peptidoglycan assembly
- Gram positive and Gram negative cell walls
- Bacterial capsule
- Cell envelope
- Nucleoid
- Plasmid
- Ribosomes
- Flagella

Microbial growth:
- Hypothetical growth
- Growth limitations
- Eucaryotic vs bacterial chromosome
- Binary fission
- Bacterial chromosome replication
- Factors influencing growth
- Temperature
- Water activity
- Oxygen
- Aerobic respiration
- Anaerobic respiration
- Replicating microbial environments
- Defined media
- Selective media
- Differential media
- What is growth?
- Understanding cellular growth
- Energy and source: phototrophs, chemotrophs, lithotrophs, organotrophs, autotrophs, heterotrophs

Novel methods of cell culture:
- Microbiology in action
- Traditional cultivation
- The unculturable majority
- New approaches to non-culturable bacteria
- Observing microbial growth
- Limiting dilution and extending incubation times
- Why culture?
- Soil substrate membrane system (SSMS)
- Antarctica’s biodiversity
- Mitchell Peninsula – a polar desert

Bioreactors:
- Introduction and examples
- Examples of cells and products
- Requirements for fermenters for large-scale production
- Cell type
- Modes of cell cultivation
- Bioreactor designs
- Bioreactor requirements
- Design parameters – agitators for mixing and oxygen transfer
- Bioreactors – different scales

Brewing beer:
- Beer and beer ingredients
- Attributes
- Biotechnology in brewing
- Inputs and outputs in a brewery
- Constraints on the process
- Constraints on the product
- The overall process
- Water treatment
- Malt
- The process of malting
- The process of mashing
- Enzymes
- Filtering/lautering
- Brew kettle and whirlpool
- The fermentation process
- Yeast production
- Summary of brewing operations