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Explain the similarities and differences between plant and animal cells structure and shape (may include use of a diagram and bullet points are accepted).

The similarities are:Cell cytoplasmNucleusCell membraneMitochondriaRibosomesStructures unique to plant cells (with a few exceptions):ChloroplastsCell wallsLarge permanent vacuoleAnimal cells tend to be va...

Answered by Jessica L. • Biology tutor

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The point P has coordinates (3, 4) The point Q has coordinates (a, b) A line perpendicular to PQ is given by the equation 3x + 2y = 7 Find an expression for b in terms of a.

The point P has coordinates (3, 4) The point Q has coordinates (a, b)A line perpendicular to PQ is given by the equation 3x + 2y = 7 Find an ...

Answered by Abi I. • Maths tutor

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Increase 32 million by 4%. Give your answer correct to the nearest million.

(32,000,000)*1.04= 33,280,000= 33,000,000 to the nearest million.

Answered by Simona B. • Maths tutor

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Explore how Shakespeare presents the character of Lady Macbeth in this extract. Refer closely to the extract in your answer.

In Act 5 Scene 1, Shakespeare presents Lady Macbeth sleep walking and talking aloud about the murder of Duncan. Her speech is often fragmented, incoherent and puzzling to the audience, and the Doctor and ...

Answered by Joel B. • English Literature tutor

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What led to the Plum Pudding model being replaced by Rutherford's nuclear model of the atom? (6 marks)

The Plum Pudding model states that charge and mass is spread throughout the atom. An idea that electrons are spread within a mass of positive charge.Rutherford carried out an experiment where he fired hig...

Answered by Rachna P. • Physics tutor

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