Which part of the synovial joint enve :z m7 dvj:hra8;vq7oylops the synovial fluid?

  The diagram below represents a sarcomere. Which structures are xd( r:qax-bq+uhbt* m(m s(t5labeled I and II -x(bm h tmqb+drtau :xq(5*s (?

  The diagram below shows a synoviap87xfv. uc6 pul joint.

1.Identify structures labelled I and II.
I :   ;II:  .
2.Describe the role of each of the structures identified in (a).

  Which of these statements are true for lc3idrur 89+ zb3ui j:duyy()synovial joints?
I. The joint capsule produces synovial fluid
II. Synovial joints can move in one direction (plane)
III. Ligaments connect one bone to another

  Which type of ion binds to filaments in the sarcomere to initiateabg ee* v g32.zge3+it the process of muscle cong 3t3ei e.zgg*v a2+betraction?

  Which feature allows insects, such as crc z7qs l tg:dk;yla8qx64q,7 mickets (Gryllus bimaculatus), to jump very4lqslgq z7t;kd6 yaq8 c,x7m: high?

  The diagram shows a Zebra (Equus quagga). Which is not a reason for it)0k9+ gi1k(hu ufck*onr mo 6e;t issn2 pdt/* to move?

  Which of the following brings about movement of the skeletonbm.*tcar l6(q xyb z9m 2w(9di?

  The photo shows an Australian shelduck (Tadorna tadorn0mi,,j.9 yzdu vwgx1u oides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (Osteospermum acanthospermum), a segv(u xfb.s9c 3ssile organism and a Humboldt pvs(gubx. cf9 3enguin (Spheniscus humboldti), a motile organism.


1.State one way that a daisy moves.

2.State two life processes other than movement that the two organisms have in common.

3.Explain three adaptations that the penguin has for efficient movement in water and on land.

4.In order to reproduce, the penguin may have to travel to find a mate.

4.1.Outline one advantage of travelling to find a mate.

4.2.Outline one disadvantage of travelling to find a mate.

5.State two reasons other than reproduction that the penguin may need to travel.

  The diagram below represents two smw.8 6wj8t s h(8+h9iem uki( v8rlmbcarcomeres. Which structure shortens during muscle contract8 l8b8miuw(eh ki v8 (r.mtj96+c mshwion?

  Which animal forelimb is adapted foyoy 1 mca)x5:c6h /duyr swimming?

  Which of the following stateme/2bky5 ,n h rdiwb)po-nts relates to myofibrils?

1.Outline how antagonistic muscles mmejn/cv 3 5s3cgjjou8q(2of 5ove joints, giving an example.

2.Describe how skeletal muscle fibres are adapted for their function.

  Which statement(s) are true for ATP hydrolysis du vxbrw.o7bdy1k3e d0 9ring muscle contraction?
I. ATP is hydrolysed by the sarcoplasmic reticulum
II. ATP hydrolysis causes myosin heads to move into the ready position
III. ATP hydrolysis causes the cross-bridges to break

1.Distinguish between a myofibril, the sarcoplaegdfp+d )3pqc m,qw 4)smic reticulum and the sarcolemma.gfq+)qcd)e m p,4d w3p

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the :zzbzfr*ir9 u2 7 +bvfp9km9wcorrect sequence of events in muscle contraction?

1.Distinguish between a myofibril, the sarcoplasmic reticulum and the sarcolenn; i 5qtcl;k)mma.n 5;kcnqlt ;i)

2.Outline the different proteins and their position in the sarcomere when the muscle is relaxed.

3.Describe the process of muscle contraction.