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Explain the formation of a destructive and constructive plate boundary, and describe where they are around the world.

A Destructive plate boundary is when the oceanic and continental plates move together. The oceanic plate is forced under the lighter continental plate. Friction causes melting of the oceanic plate which may ...
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Answered by Krishna M. • Geography tutor
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let line L have the equation 4y -3x =10, and line M passes through the points (5,-1) and (-1,8), find out if they are perpendicular, parallel, or neither

L:4y=3x+10 -> y=3/4 x + 10/3. M: y= mx+ c such that it passes through the points in question, then m=(-1-8)/(5-(-1))=-3/2. As the gradient of L is not a negative reciprocal of the gradient of M, nor is it...
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Answered by Illya N. • Maths tutor
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Name the enzyme present in the saliva and what is its role in digestion

Saliva contains salivary amylase which digest some carbohydrates in mouth
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Answered by Sonali M. • Biology tutor
4853 Views

How should I write a paragraph which compares two pieces of poetry?

A paragraph comparatively analysing two pieces of poetry should be based around a feature which the poems share, or by which they might be contrasted. This might be a theme or attitude, or a more technical f...
JB
11580 Views

Describe the various functions of proteins in our body.

Enzymes : Enzymes are biological catalysts, meaning they speed up the rate of the reaction without being used up. An example of an enzyme is amylase, which is produced by the salivary glands and is involved ...
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Answered by Ayesha A. • Biology tutor
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