Top answers

Biology
All levels

Explain how the human body might protect itself from microorganisms.

There are two different types of microorganism - bacteria and viruses. The human body is covered in bacteria, the majority of which is good bacteria and they won't cause any harm. The rest are pathogens w...

PI
Answered by Petya I. Biology tutor
2889 Views

Effect of non-competitive inhibitor (on enzyme activity) on enzyme catalysed reaction

Binds on to enzyme at a site that is not the active sitechanges the tertiary structure of the active sitesubstrate cannot bindinhibits enzyme activity

KC
Answered by Kelvin C. Biology tutor
2851 Views

Effect of competitive inhibitor (on enzyme activity) on enzyme catalysed reaction

similar in shape to {substrate}fits onto active siteprevents substrate bindinginhibits enzyme activity

KC
Answered by Kelvin C. Biology tutor
2923 Views

Effect of enzyme concentration in excess substrate on enzyme catalysed reaction

directly proportional: increase in [enzyme] will increase rate of reaction

KC
Answered by Kelvin C. Biology tutor
3072 Views

Effect of substrate concentration on enzyme catalysed reaction

Rate of reaction increases proportional to increase in [substrate]Rate of reaction then levels off/ plateaus not all active sites are being used; adding substrate increases RoR all active sites used/ [enz...

KC
Answered by Kelvin C. Biology tutor
2756 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning