What are two protein filaments that interact in the sarcomere to cause muscular contraction?

Actin and myosin filaments. Myosin heads bind to actin filaments, and the hydrolysis of ATP causes them to change shape and pull the actin filaments along horizontally.

LW
Answered by Louis W. Biology tutor

2541 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

What is osmosis and how does it differ from what I learned at GCSE about diffusion


Describe how oxygen in the air reaches capillaries surrounding alveoli in the lungs. Details of breathing are not required. (AQA Biol. 2016)


How does antibiotic resistance develop in bacterial populations?


Describe how negative feedback is used to control blood glucose concentration (6 marks)


We're here to help

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

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences