Top answers

Biology
All levels

Explain why podocytes are usually unable to undergo mitosis.

The podocytes are arrested at G0 of the cell cycle. If podocytes frequently underwent mitosis, it would alter the number and ...

HS
Answered by Hibba S. Biology tutor
13491 Views

What are stable ecosystems? Can you give an example?

A stable ecosystem is where the outputs (losses of the ecosystem) equal the inputs (gains) - there is a balance. They are supported by what they produce, and their structure and function remain constant f...

SA
Answered by Samhitha A. Biology tutor
4489 Views

Starch is made from two alpha-glucose polymers, amylose and amylopectin. Which is quicker to break down and why?

Amylose is formed from 1-4 glycosidic bonds, creating a compact spiral structure. It is unbranched, therefore enzymes can only work from either end to break the bonds and release glucose monomers - broken...

SA
Answered by Samhitha A. Biology tutor
9869 Views

How do the actions of steroid hormones cause proteins to be made?

Steroid hormones move across the cell membrane to enter the cell (they can move through easily as they are made of lipid and are therefore non-polar, and also are generally quite small). They bind to rece...

SA
Answered by Samhitha A. Biology tutor
2840 Views

What is a myocardial infarction and how is it treated?

A myocardial infarction is a fancy term for a heart attack, which is a common life threatening condition. Just splitting the name up tells us whats happening beneath the surface. Myo means muscle, Cardial...

HA
Answered by Haroon A. Biology tutor
5535 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:

© 2025 by IXL Learning