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Speciation can be sympatric (both populations in the same place) or allopatric (populations in different places). Speciati...

Firstly, we would go over the poem and discuss it to make sure we understand the poem. We would then go back to the question and underline the parts of it that are important, for example "death"...

Firstly I would discuss with the student what transpiration is and what xylem vessels are. Transpiration is the inevitable consequence of gas exchange in the leaf causing water to be transported through t...

Writing an essay in French can be a daunting task but it can be treated in the same way as writing an essay in English or any language. You must have an introduction, main body through which you explore a...

The sino-atrial node depolarises which causes a wave of excitation to pass through the atria (right prior to left) before reaching the atrio-ventricular node. The wave of excitation causes systole of the ...