Which part of the synovial joint envelops the3k5 p2hcl1u1.svk ay g synovial fluid?

  The diagram below represents a sarcomere. Which structures are labeled I andluhj nm3k(* c h3t +i7.1j g-q(kfploh II 3hk-1gjh l*kc(. olijfqp( 3u m+n7th?

  The diagram below shows a ;shg oy7ymm7.synovial 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 synoviaii -m 1,pazu(hl 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 sam zo3np.8z d+ktct. jxx2yc1)rcomere to initiate the process of muscle contraction zmt8czjpc+2nxy ) ..x1d kot3?

  Which feature allows insects, such as crickets (Gryllus bimaculatus),hbvv yb74sq3f, yk(v7 to jump very higy q7f3kv(v y,b7vh4bsh?

  The diagram shows a Zebra (Equus qu*8ld- vsr v7soagga). Which is not a reason for it to move?

  Which of the following brings 8d k5-gdvlsu/ about movement of the skeleton?

  The photo shows an Australian she*skqnjj(i8k gz0ig dan:* 6r,jnld) 5lduck (Tadorna tadornoides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (Osteospermum acanthospdakvu whos*4 xuzr((* )-/u gzermum), a sessile organism and a Humboldt penguin (Spheniscus humboldti), a mu/v*odxgz (r)4*zauwsk h u (-otile 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 sarcomeres. Which structure shortenz o;ssn5mqphjde2; 0 24pja+es during muscle conj5 zs;+peosmjh40a2 n2qedp ;traction?

  Which animal forelimb is adaptedx;ck1:dm 0m 1bcmagp0 o9k(o j for swimming?

  Which of the following stateme;du4cf y5 * liz23i4f0antlrints relates to myofibrils?

1.Outline how antagonistic muscles move joints, +0h :0op6gg/ y eexqi1mrr ;4wa/djlm giving an example.

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

  Which statement(s) are true for ATP hydrolysis during muscle co(tk9vi; i)v hbntraction?
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:w88hd5oet 4fi23wnq6 z urtx myofibril, the sarcoplasmic reticulum and the sarcolemma.o6w54f r8h: x2zq n3w8iutetd

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the corrvk 2zeg k197uhect sequence of events in muscle contraction?

1.Distinguish between a myofibril, the sarcox9v shwr44:lk plasmic reticulum and the sarcolemma.4sk v49 lrhxw:

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

3.Describe the process of muscle contraction.