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Explain why the rate of reaction slows down above the enzyme's optimum temperature.

Chemical reactions occur faster at higher temperatures since at higher temperatures the enzyme is more likely to bump into the substrate more often and with a higher energy than at a lower temperature. The t...
YI
Answered by Yasmin I. • Biology tutor
23585 Views

What is 16^(3/2)

The rule for simplifying indices is to take them one at a time, so separate the problem into 16^(1/2)^3, which is 4^3, which is 64.
JB
Answered by Jonah B. • Maths tutor
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Describe and explain the formation of an oxbow lake. (6 marks)

Oxbow lakes are most commonly found in the middle course of the river, where the river has more energy and higher discharge. A meander is first formed due to a balance of erosion and deposition. Helicoidal f...
MM
Answered by Misbah M. • Geography tutor
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Let a = 4b + 5(c - b). Find the value of c when a = 8 and b = 7.

a = 4b + 5(c - b) - question8 = (4*7) + 5(c - 7) - insert values given in question8 = 28 + 5c -35 - multiply and expand brackets8 - 28 + 35 = 5c - take away 28 from the left and right-hand side of the equati...
GH
Answered by George H. • Maths tutor
4702 Views

Describe the similarities and differences between the processes of osmosis and diffusion

Similarities:Both processes are passive (do not require energy)In both processes molecules move from an area of high concentration to low concentration and therefore down a concentration gradient.Differences...
GH
Answered by Grace H. • Biology tutor
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