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Describe the difference between phagocytes and lymphocytes (4 Marks)

As this is a 4 mark question you are expected to make 4 points; 1 for each mark This question is asking you to describe differences . You do not need to explain why there are differences. You should compare ...
AL
Answered by Alexander L. • Biology tutor
31061 Views

Solve: x^2 + x - 12 = 0

x 2 + x - 12 = 0/ x 2 + 4x - 3x - 12 = 0 (split x into two numbers which multiply to equal -12)/ x(x + 4) - 3(x + 4) = 0 (take out x and 3 respectively)/ (x + 4)(x - 3) = 0 (collect terms)/ x = -4, x = 3
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Answered by Maximilian H. • Maths tutor
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What is an ion and how are they formed?

An ion can be an atom or a group of atoms that are charged. This means they can be positively charged or negatively charged.A positive ion is formed when the atom loses electrons. Because electrons have a ne...
MD
Answered by Maisie D. • Chemistry tutor
4552 Views

Find the general solution of y'' - 3y' + 2y = 2e^x

First we need to find the complementary function - the solutions of y'' -3y' + 2y = 0. By setting y=Ae^(kx) (A is a constant) we get :A(k^2 - 3k + 2)y = 0. This means k^2 - 3k + 2 = 0 =(k-1)(k-2). If 2 thing...
JT
9729 Views

Outline the main features of the Working Memory Model?

The working memory model (WMM) was put forward by Baddeley and Hitch. The model consists of 4 main features; central executive, phonological loop, visual-spatial sketchpad and the episodic buffer. The first ...
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Answered by Mia G. • Psychology tutor
13442 Views