Top answers

All subjects
A Level

Measles, mumps and rubella (MMR) are dangerous diseases that can be fatal to children. The MMR vaccine is given to children at a young age to produce antibodies against these diseases. Describe how giving the vaccine leads to the production of antibodies.

The vaccine contains weakened or dead antigens (from MMR). These antigens are displayed on antigen-presenting cells which are detected by a specific helper T cell. This stimulates a specific B cell which ...

GB
Answered by Gracie B. Biology tutor
2317 Views

What is transpiration and what factors affect its rate of occurrence? Describe some adaptations of xerophytic plant that reduce water loss via transpiration.

Transpiration is the evaporation of water through open stomata, occurring down the water potential gradient.Factors affecting the rate of transpiration:Light intensity - more stomata will be open to take ...

JT
Answered by Jessica T. Biology tutor
12891 Views

a) Differentiate and b) integrate f(x)=xcos(2x) with respect to x

To differentiate xcos(2x), you first have to use the product rule, because this function is two functions (x and cos(2x) multiplied togetherNow you have x*(cos(2x))'+cos(2x)To differentiate cos(2x) you ha...

DM
Answered by Danila M. Maths tutor
3951 Views

Is Utilitarianism Correct?

They key with open ended questions like this is to have an opinion and express it consistently, keeping a flowing argument. In my opinion utilitarianism isn't correct. I would answer this question by firs...

JF
3938 Views

How does Nurse Ratched use the figure of a mother to maintain control within Ken Kesey's One Flew Over the Cuckoo's Nest?

This question requires a direct character analysis in regards to a particular concept or role so try to focus on pulling ideas from the text that align with the concept you're asked to explore. In this ca...

HR
6271 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