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Describe the events that modulate the release of insulin in beta cells. (4)

This is a describe question - it should be answered directly with only the appropriate factual information.
Glucose enters the beta cells via specific glucose transporters embedded in the cell membr...

Answered by Biology tutor
1622 Views

Solve algebraically the simultaneous equations 2x+y=5 and 3x+y=7, for x and y.

Assign 2x+y=5 to be 'Equation 1,' and 3x+y=7 to be 'Equation 2.'The steps to solving for x and y are: 1.get rid of one variable (being either x or y) 2.solve for the other variable 3.substitute the now kn...

NK
Answered by Natalie K. Maths tutor
4021 Views

How does the heart contraction and what controls Heart Rate (HR)?

Myogenic contraction mechanism of the heart: The heart is myogenic and so the heart beats due to electrical activity from inside the heart itself. This is compared to muscle that contracts due to signals ...

BD
Answered by Bethany D. Biology tutor
1886 Views

Is the UK a two party system?

Firstly, what is the question asking?Essentially, this question is asking whether or not UK politics is dominated by just two parties (Conservative and Labour) or if instead minor parties have more of an ...

JT
Answered by Jake T. Politics tutor
19500 Views

A projectile is thrown from the ground at 30 degrees from the horizontal direction with an initial speed of 20m/s. What is the horizontal distance travelled before it hits the ground? Take the acceleration due to gravity as 9.8m/s^2

Draw diagram outlining the symmetric parabolic shape of the projectile's motion. Find vertical component of the initial speed using SOH CAH TOA. sin(30) = opposite/hypotenuse = x/30therefore, x = 30sin(30...

RD
Answered by Raphael D. Maths tutor
2643 Views

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