Fig. 1.1 shows a snow leopard, Panthera uncia. The habitat of the snow leopard is the high mountains of Central Asia. [Figure 1.1] Snow leopards usually live and hunt alone. Their main prey is grazing herbivores, such as wild sheep and wild goats. They will also hunt domesticated animals and livestock. The number of snow leopards has decreased dramatically in the last 40 years.

The grey wolf, Canis lupus, is a large predator. During the 20th century, the grey wolf in south-west Europe was hunt...

Students at a college often took a shortcut between the library and the tennis courts across an area of open land. Th...

Meiosis is described as a reduction division because the number of chromosomes in the daughter cells is reduced by half.

(a) Fig. 6.1 is a diagram of a section through a mitochondrion. [Figure 6.1]

(a) Fig. 7.1 is a diagram representing a synapse between a chemoreceptor cell from a human taste bud and a dendrite o...