Study the diagram below and answer the question that follows.

      

Study the diagram below and answer the question that follows.
pic1792019852.png
i) Identify the muscle represented by X and Y.
ii) Describe how muscle X and Y cause straightening of joint Z.
c) Name joint Z.

  

Answers


sharon
a) - sclerenchyma;
- xylem;
- collenchyma;
b) i) X - biceps;
Y - triceps; 1mk
rej. flexor and extensor
ii) X (biceps) relaxes; as Y (triceps) contracts.
c) Hinge joint
sharon kalunda answered the question on September 17, 2019 at 05:53


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