Skip to main content

Back to the full dot-point answer

WalesBiologyQuick questions

Unit 4: Variation, Inheritance and Applications

Quick questions on The musculoskeletal system - WJEC A-Level Biology

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
Show answer
Name the protein on actin that calcium ions bind to during contraction. [1 mark]
What is q2?
Show answer
Explain why muscles must work in antagonistic pairs. [2 marks]
What is q3?
Show answer
A sarcomere shortens from 2.52.5 to 2.0 micrometres2.0 \text{ micrometres}. Calculate the percentage shortening. [2 marks]

Have a question we have not covered?

This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.

All BiologyQ&A pages