Which part of the synovial joint envelops the synovial fluwvjq 4.aiwo),: a- vinid?

  The diagram below represents a sarcomere. Which structures arq52y mmi cf-79 3kgqswe labeled I and II ? m9 c5qw7fk yi32qs-gm

  The diagram below shows a spo*qsps2mln :fqq,r oy f) n :9s,mz14ynovial 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 areq2+h+ i+ysigcxj6 tooz8 oo(gkyr *12 true for 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 sas(pt6,67mkaf l y q9umrcomere to initiate the process of muscle contracta67mtkpuqm f9(6l,sy ion?

  Which feature allows insects, such as cricl (90t03pytw cab)tbo kets (Gryllus bimaculatus), to jump very t p0l0y3a)w9 tbtc(bohigh?

  The diagram shows a Zebra (Equus quagga). Which is not a reasl/a g7 )ippvgfv5yg0lo - mw33on for it to move?

  Which of the followinsh4xl ;nyh (1uws2lv;g brings about movement of the skeleton?

  The photo shows an A0 xr+kp*;iv .imykch. my ;p6yustralian shelduck (Tadorna tadornoides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (yc)t+ 2qc(ir:q9hi1y p*ols :vwl i b(Osteospermum acanthospermum), a sessile organism and a Humboldt penguin (q1: lp t9lv2ywiy*sc+ (i)b oqr ihc:(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 structure soz/mv( d1i-y54yku8suab)rv- (jm vc hortens during muscle u r- c4bszvdmiyma(8k ov -v1/j5u(y)contraction?

  Which animal forelimb is adap1t9d dd5iqw deb6bh; 0ted for swimming?

  Which of the following statements relado7lx /lx 0e5ntes to myofibrils?

1.Outline how antagonistic muscles move joints, giving aiqp8*,npy p 9nwyws,1n example.

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

  Which statement(s) are true for ATnne8hd; zj1l b.u;8b;x6tc ed P hydrolysis during 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 sa5nc2,v f.nn6fvujz 6wrcoplasmic reticulum and the sarcolemma. wu2 jznv6n56f ,c.n vf

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the t:f / )yak,xh1ypxm-lcorrect sequence of events in muscle contraction?

1.Distinguish between a myofibril, the sarcoplasmic reticulum and txeku 9m,-57:pvyidt b he sarcolemma dmeu ,59xitpy7bk -:v.

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

3.Describe the process of muscle contraction.