The diameter of a circular animal cell is $23.7$ micrometres. ($1$ micro =$10^{-6}$) Express \

Question

The diameter of a circular animal cell is $23.7$ micrometres. ($1$ micro =$10^{-6}$) Express $23.7$ micrometres in metres, giving your answer in standard form. Find the circumference of the circular animal cell in metres, giving your answer in the standard form.

Accepted Answer

(i) $2.37\times10^{-5}\text{ m}$. (ii) $7.45\times10^{-5}\text{ m}$ (3 s.f.).

Standard Form in Biological Measurements

Standard Form in Biological Measurements

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