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Explain how a mutation in DNA could cause a non functioning enzyme to be formed

A mutation could change the order of DNA bases which would alter the type of amino acid produced from a DNA triplet. Therefore, the enzyme, which is a pr...

Answered by Hannah W. • Biology tutor

8881 Views

Here is a right-angled triangle (base = 8cm and height = 9cm) and a rectangle (length = 16cm). The area of the rectangle is 6 times the area of the triangle. Work out the width of the rectangle.

Area of triangle is 0.5 x base x height.
0.5 x 8 x 9 = 36
Area of rectangle is 6 x 36 = 216
Area of rectangle is also 16 x width
16 x width = 216
(Divide both sides by 16)
w...

Answered by Harry W. • Maths tutor

12540 Views

Explain the effect of the Glorious Revolution of 1688 and 1689.

The forced abdication of James II and the introduction of William of Orange to the British monarchy had far reaching effects into the workings of the British crown and government. Not only was an absoluti...

Answered by Florence H. • History tutor

13613 Views

How can I answer the HAT test when I haven't studied the topic that will come up?

(1) Don't panic! The HAT test is designed to test historical skills, not historical knowledge. The examiners will have tried to select a source from material that is not covered by any A-Level or alternat...

Answered by Tutor115706 D. • HAT tutor

2786 Views

How does ATP fuel reactions?

ATP releases energy when it is converted to ADP and iP by ATP lyase. It REQUIRES energy to create that phosphate bond and so the bond can be viewed as the store of energy. ATP lyase breaks this and releas...

Answered by Rebecca C. • Biology tutor

3214 Views