Which part of the synovial joint envelops the synovial fluid .vvexs4,x lc 51,/voh ea.t7vw3smqd?

  The diagram below represents a sarcomere. Which structures are labeled I al.llz 3)lign 3nd II g3ll)3nl iz .l?

  The diagram below shows a synovia j33 ptihsyx8;l 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 synov cqpsc:: 9o5c(zfg,tyial 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 filamf1/,2l;xxdic hkmj6f8yzv4th37 pv eents in the sarcomere to initiate the process ofj , l6mp hh3vx c/2xkyf7dv4ze8f;1ti muscle contraction?

  Which feature allows insects, such as crickets (Gryllus bimaculatus)cxw8/,hl t4 seqov71p, to jump veryp,qec17lv h4stx /8wo high?

  The diagram shows a Zebra (Equus;n )e.3nuujrg: )nrii quagga). Which is not a reason for it to move?

  Which of the following brings aboo7 ys6 i.s0sppah9 ii4ut movement of the skeleton?

  The photo shows an Australiai dq2fezrks2 /n7tf 2)i*-vgan shelduck (Tadorna tadornoides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (Osteospermum acanthosperg1zzpop;s2)ebh3b- 6 r )s pdwmum), a sessile organism and a Humboldt pengbp)g sbs;-3 pwhpzr26o 1z)d euin (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 sarcomeres. Which qk/eofdz43q:r)q9yx structure shortens during muscle contractioo/f 9yqex4 dk3qr)z: qn?

  Which animal forelimb is adapted for swimming? e,2 7sw)aiyyy

  Which of the following statements relates tocklmq ,+i6t:b myofibrils?

1.Outline how antagonistic muscles move javhvw*y-:+65h/yf7 mqfxm d aoints, giving an example.

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

  Which statement(s) are true for ATP hydrolysis during muscle codts5ki/urc yj+ (1 k..h yqh,dntraction?
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 sarcoplasmid,vrjq 75k/v ic reticulum and the sarcolemma.d,vqvkr5 7/ ij

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the cdao (wdqlizr,q 59 u7 fv3wc2ly96* gforrect sequence of events in muscle contraction?

1.Distinguish between a myofibril, the sarcoplasmic reticulum and the g(n6me m1lf7gu7qn0wsarcolemman16 m( um7 qfngleg0w7.

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

3.Describe the process of muscle contraction.