Top answers

Biology
All levels

Explain the main structures of a human cell.

A human cell is made up of:Cell Membrane: provides structure for the cell and controls what goes in and outCytoplasm: Jelly like liquid which contains the organellesNucleus: Contains DNAMitochondria: Make...

Answered by Adham C. Biology tutor
2332 Views

Explain why the body tenses up in rigor mortis

This is because when an organism dies there is no source of ATP, without this source of ATP ant myosin heads attached to the actin binding site cannot detach therefore leaving the muscles in a contracted ...

Answered by Biology tutor
3110 Views

How does natural selection occur?

A population of organisms exists with a set range of alleles. In an organism, a random mutation can result in the formation of a new allele. Some mutated alleles can be beneficial to an organism, and incr...

Answered by Thendrral P. Biology tutor
3471 Views

Why must a cell's genetic material be replicates before nuclear division of the cell? (2 Marks)

The new cell must be a genetically identical copy of the first cell. Both daughter cells must receive a full copy of the DNA.

Answered by Olivia T. Biology tutor
1894 Views

Why does food decay faster in hotter climates?

The key to this kind of question is how you word your answer - you vocabulary must be very specific.You are looking to highlight that microbes can respire faster, which in turn let...

Answered by Conor S. Biology tutor
2676 Views

We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences