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Sophie accidentally puts her hand on an open flame, she immediately withdraws her hand. This is an example of a reflex reaction. Describe how a reflex reaction is coordinated.

Reflex reactions are subconscious, they bypass the brain. Receptors detect a sensory stimulus, in this case- pain. Receptors stimulate sensory neurons, creates an electric impulse which travels to the spi...

AL
Answered by Amelia L. Biology tutor
1934 Views

Expand the following quadratic (x+3)(2x-2)

When expanding quadratics, the ‘smiley face’ method is the easiest one to follow. Do each term individually. The lines you draw between the terms will resemble a smiley face. Ensure that there are 2 lines...

JL
Answered by Jordan L. Maths tutor
3428 Views

Solve x^2 -4x=12

1:Firstly, put all the terms on the Left Hand Side, leaving only 0 on the right hand side2: Factorise the equation a) think about what multiples can be used to calculate -12 1*-12=-12 and -112=-12 2

EM
Answered by Elisabeth M. Maths tutor
2906 Views

Mitosis is the process of cell division, it occurs in humans and in plants. Compare and contrast the process of mitosis in human cells and in plant cells (5 marks)

(1) shape- in animal cells round before division, plant cells maintain shape throughout. (1) centrioles- present in animal cell mitosis, form the spindle fibre AND Absent in plant cells, spindle fibre for...

AL
Answered by Amelia L. Biology tutor
10464 Views

How should I structure a paragraph in an essay?

I would advise to use, what is called a PEEL method. point (or thesis) of your paragraph, evidence, elaboration, link. This means the following. In the beginning, make a claim that is one of the arguments...

ZG
2587 Views

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