Bacterial growth

Subject: Biology

Grade: Lower Secondary

Publisher: YDP

Resource types: Class activity

Resource ID: a635
Description:

At the end of this activity, students should be able to:
– explain the concept of doubling time
– indicate the factors affecting bacterial growth
– define bacterial colony and explain how to estimate the number of bacteria in a culture on the basis of the number of colonies
– present a bacterial growth curve for a batch culture
– explain the principles of the chemostat.

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Bacterial growth Whiteboard presentation

Consists of...
Why do we grow bact... Student activity Reproduction by cel... Student activity Modes of nutrition ... Student activity Factors influencing... Student activity Culturing bacteria Student activity Counting bacteria Student activity Growth curves for b... Student activity

Relevant to...

Secondary School

Lower Secondary (Grades 7-9)

Biology

How we combat microorganisms and how we use them

80. Bacterial growth

YDP SA

Keywords

prokaryote, autotrophs, bacterial, replication, cell division, growth, reproduction, heterotrophs, parasites, pH, photoautotrophs, aerobic respiration, chemoautotrophs, saprotrophs, Escherichia coli, circulation of matter, sterilisation, cell culture, Bacterial growth

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