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What is Homeostasis?

Homeostasis is the maintenance of a constant internal environment within the body.

This sounds quite confusing but don’t panic – in simpler terms, homeostasis i...

YW
16485 Views

Given a^2 < 4 and a+2b = 8. Work out the range of possible values of b. Give your answer as an inequality.

For this question, we want to start by finding the possible values of a from the first equation and then using that to give us information about b from the second equation.

Now, the condi...

FS
9902 Views

Express 0.545454... as a fraction in its simplest form.

First, we are going to give our decimal a name, let's call it x. We notice that x repeats after two digits, so how about we look at 100x.

100x = 54.54545454...

But, the deci...

FS
Answered by Felix S. Maths tutor
32050 Views

What is osmosis?

Osmosis is the movement of water from a high concentration to a low concentration through a partially permeable membrane. It is a special type of diffusion.

You ma...

YW
Answered by Yvonne W. Biology tutor
26859 Views

How are action potentials transmitted?

Information passes through nerves rapidly in the form of action potentials, or transient changes in voltage across the nerve cell membrane. Nerve cells, or neurons, are able to transmit action potentia...

KC
Answered by Kilda C. Biology tutor
8789 Views

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