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How is the structure of a capillary related to its function?

The capillaries are very small blood vessels in the body that take the blood to the individual body cells. They transport oxygen and nutrients to the cells ( the cell needs these to survive) and remove carbo...
CC
Answered by Charlotte C. • Biology tutor
30425 Views

How does a chemical synapse transmit an action potential?

The action potential reaches the pre-synaptic knob causing depolarisation. This causes voltage-gated calcium channels in the pre-synaptic membrane to open. Calcium ions enter the pre-synaptic knob through th...
KB
Answered by Kathryn B. • Biology tutor
2841 Views

Solve 5(x + 3) < 60

Firstly multiply out the brackets. This would equal 5x + 15 &lt; 60. Now move all the x terms onto one side and all the constants on to the other side. You can do this be doing minus 15 to both sides. 5x &lt...
AS
Answered by Aadya S. • Maths tutor
4631 Views

How do I write a good introduction to an essay?

The purpose of your introduction is to provide an overview of the topics you will discuss within the body of the essay, and present the key points you are going to make, usually in chronological order. Make ...
FK
Answered by Fae K. • English tutor
2096 Views

What is the difference between the perfective and the imperfective aspects?

In Russian there are two aspects the perfective and the imperfective, they can both be used in the past tense, the imperfective is also used for the present tense and the perfective for the future.In the pas...
RF
Answered by Rosalind F. • Russian tutor
1999 Views