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Explain the process of allopatric speciation

A population of one species is separated by a physical barrier, e.g a geographical barrier such as the movement of tectonic plates. There will then be 2 isolated groups of the same species unable to interbre...
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Answered by Matthew S. • Biology tutor
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Name 3 features of a plant cell not found in an animal cell

Plant cells have chloroplasts, a vacuole and a cell wall.
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Answered by Matthew S. • Biology tutor
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Name 5 components of the cell

Nucleus, mitochondria, ribosome, cytoplasm, cell membrane.
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Answered by Matthew S. • Biology tutor
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Describe covalent bonding

Covalent bonding is the sharing of electrons between 2 or more non metals.
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Answered by Matthew S. • Chemistry tutor
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What is oxidation?

Oxidation is the loss of electrons.
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Answered by Matthew S. • Chemistry tutor
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