Biology A-Level
Exponential (log) phase
What Exponential (log) phase means in Biology A-Level, as defined for OCR.
Definition of Exponential (log) phase
Check what you remember
Read the wording for your board, then hide it and explain Exponential (log) phase in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A phase in which, provided nutrients are plentiful and conditions suitable, the population doubles at a constant rate, giving a straight line on a logarithmic plot.
Topics that use Exponential (log) phase
- Cloning and biotechnology (OCR A-Level)
Related terms
- Advantages and limitations of immobilisation
- Advantages of cloning plants artificially
- Artificial embryo twinning
- aseptic technique
- Batch versus continuous fermentation
- Bunsen flame
- Closed (batch) culture
- Controlled incubation
Using Exponential (log) phase in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Biology questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge