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Compare and contrast the causes of Type 1 (insulin-dependent) and Type 2 (noninsulin-dependent) diabetes mellitus

Type 1 diabetes mellitus occurs when the body's immune system attacks beta cells within the Islets of Langerhans, in the pancreas. The immune system recognises pancreatic self-antigens as foreign and begins ...
JL
Answered by James L. • Biology tutor
8435 Views

Show that 12 cos 30° -2 tan 60° can be written in the form square root k where k is an integer.

FIrst of all we need to understand how cos 30° and tan 60° are found. Let's think of an equilateral triangle, all three angles of the triangle are equal and 60° and each side has length 2. Let's half the tri...
AC
Answered by Asia-Marie C. • Maths tutor
12712 Views

"How do I write an introduction?"

Writing an introduction is very difficult to get to grips with at first but once you've mastered the basic technique, it is easily applicable to a range of essays, topics, and subjects beyond English Literat...
CW
4734 Views

Why did the English Civil War start?

The English Civil Wars started due to a combination of long and short term factors. In the short-term, the war can be seen to be triggered by an immediate breakdown in the relationship between the King, Char...
MS
Answered by Marius S. • History tutor
11917 Views

why is gravitational potential negative?

the gravitational potential is set to be 0 at a distance of infinity.
NS
Answered by Navdeep S. • Physics tutor
3637 Views