AQA new specification-Preventing bacterial growth-B5.4

NB: This is a BIOLOGY (SEPARATES) ONLY lesson

Preventing bacterial growth in the lab lesson created in accordance to the NEW AQA Specification (9-1). Includes: slide animations, embedded videos, differentiated questions, answers and homework have also been included within the slides. This resource is NOT suitable for combined science students.

AQA spec link: 4.1.1.6
Relevant chapter: B5-Communicable diseases . AQA Biology third edition textbook-Page 80-81.

1.1.6 Bacteria multiply by simple cell division
(binary fission) as often as once every 20 minutes if they have enough nutrients and a suitable temperature.
Students should be able to calculate cross-sectional areas of colonies or clear areas around colonies using r². Students should be able to calculate the number of bacteria in a population after a certain time if given the mean division time.
Students should be able to express the answer in standard form.

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  • B5.4-Preventing-bacterial-growth.pptx
  • WS-B5.4-Calculating-bacterial-growth.docx
  • RP2-Follow-up.docx
  • RP2-MS-Follow-up.docx

About this resource

Info

Created: Sep 17, 2018

Updated: Sep 24, 2018

Whole lesson

pptx, 3 MB

B5.4-Preventing-bacterial-growth

Worksheet

docx, 48 KB

WS-B5.4-Calculating-bacterial-growth

Homework

docx, 87 KB

RP2-Follow-up

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