A-Level Biology OCR B H422

PAG: Practical Endorsement

#PAG.1

Microscopy

Using a light microscope to study mitosis

#PAG.10

Investigation using a data logger OR computer modelling

Investigating DNA structure using RasMol

#PAG.11

Investigation into the measurement of plant or animal responses

Investigation into the effect of exercise on pulse rate

#PAG.12

Research skills

Investigation into the respiration rate of Saccharomyces cerevisiae

#PAG.2

Dissection

Dissection of the mammalian heart

#PAG.3

Sampling techniques

The calculation of species diversity

#PAG.4

Rates of enzyme controlled reactions

The effect of substrate concentration on the rate of an enzyme controlled reaction

#PAG.5

Colorimeter OR potometer

The effect of temperature on membrane permeability

#PAG.6

Chromatography OR electrophoresis

Identification of the amino acids in a protein using paper chromatography

#PAG.7

Microbiological techniques

The effect of antibiotics on bacterial growth

#PAG.8

Transport in and out of cells

An investigation into the water potential of potato

#PAG.9

Qualitative testing

Qualitative testing for biological molecules – proteins

5.3.3
Kidney functions and malfunctions