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Describe and explain the effects of non-optimal pH and temperature on enzyme activity.

Enzymes at the wrong pH experience changes in the charge of the molecule, this can cause impacts on hydrogen and iconic bonds. Enzymes become denatured as terry structure is lost and the active site is no lo...
DW
Answered by Daisy W. • Biology tutor
6418 Views

Outline the meaning of term 'parliamentary sovereignty'.

Parliamentary sovereignty is the sum of legal sovereignty and political sovereignty. Legal sovereignty means that the body is the highest body for making law. For instance, in the UK, Parliament can pass law...
HC
Answered by Hannah C. • Law tutor
2628 Views

How are the lungs adapted to increase the rate of diffusion? 3 Marks

Increase in surface area, which is provided by the many alveoli that are located at the end of the bronchioles. These can number in the thousands. The alveoli have a thin wall, one cell thick, so diffusion c...
LC
Answered by Louise C. • Biology tutor
6053 Views

How is the idea of the spinning wheel communicated in Schubert's 'Gretchen am Spinnrade'?

Firstly, Schubert emulates the spinning wheel through his use of incessant semiquaver motion in the right hand of the piano accompaniment. The pattern opens the piece and recurs throughout, with the initial ...
RH
Answered by Rachel H. • Music tutor
4183 Views

Introduction to a basic conversation in Spanish

Basic reading practise is a great way to introduce new students to learning Spanish. Not only does it develop the ability to pronounce various sounds, but it also develops confidence (essential to language l...
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Answered by Rhiannon E. • Spanish tutor
2170 Views