Detecting sickle cell disease by means of a genetic probe Student activity Play

Detection of sickle cell disease Whiteboard exercise Play

Determination and differentiation of cells Student activity 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

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 forms of DNA in living organisms Animation 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

DNA in living organisms Student activity Play

Drawing circuits Student activity Play

Effect of sulphur dioxide on living organisms Simulation Play

Effects of mutations on different cells Animation Play

Effects of radiation Student activity Play

Egg cell Illustration Play

Electrical circuits Student activity Play

Electrical components Student activity Play