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Panama has acted as a geographical barrier, separating two populations of ancestral shrimp - one in the Pacific and one in the Caribbean Sea.Random mutations will occur in both populations.Natural selecti...

Many mitochondria - production of ATP during aerobic respiration which allows active transport to take place for uptake of ions
Many root hairs - Increases surface area for maximum diffusion
La...

Thick, waxy cuticle - stops evaporation from the leavesStomata that are able to open and close through changes in guard cell turgor pressure- stops water loss by transpiration at night or when water avail...

Photosynthesis converts light energy from the sun to chemical energy stored as glucose, i.e. the plant can make its own food using energy from the sun. The glucose is used by the plant in the process of r...

Mitosis is the way how all cells (apart from the gametes - the ones associated with reproduction) divide. Produces 2 identical copies of the cells (known as daughter cells), which have exactly the...