Determining blood glucose level with the use of enzymes Whiteboard exercise Play

Determining the signs of the electrodes in a cell Animation Play

Development of the embryo sac and egg cell Animation Play

Devices that use microwaves Slideshow Play

Diabetes and its types Student activity Play

Differences between cell division in animal and plant cells Student activity Play

Differences between cell division in animal and plant cells Whiteboard exercise Play

Different systems of blood grouping Whiteboard exercise Play

Different types of cell division Animation Play

Different types of neurones Slideshow Play

Differentiated cells – erythrocytes Student activity Play

Differentiated cells – leaf and palisade mesophyll cells Student activity Play

Direction of spontaneous reaction Animation Play

Discharging a battery. Accumulators. Student activity Play

Discharging a battery. Accumulators. Animation Play

Discharging a battery. Accumulators. Whiteboard exercise Play

Discontinuous variation Student activity Play

Discontinuous variation Student activity Play

Disease and immunity Whiteboard exercise Play

Division of blood cells Illustration Play

Drawing circuits Student activity Play

Dynamic equilibrium Student activity Play

Effect of oxygen and carbon dioxide on the respiratory system Animation Play

Effect of physical activity on blood flow through the organs; cardiac output and stroke volume Student activity Play

Effects of changes in blood volume on the volume of excreted urine Simulation Play