Which part of the synovial joint envelops the synovial fluid9 9*tdvtn rnlegzac9i)rv(; zj2 ea (5?

  The diagram below represents a sarcomerfpui5l 68f/mse. Which structures are labeled I and II ? 6f fip m5/s8ul

  The diagram below shows a syn ao892 ts(hm nx/*emhwovial 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 synoyk, rd.g-h+j.-avqg y vial 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 initiatef+ofej 9hl9yin4 mi h3u k8f*0 the process of muscle contractiohhei9f8 + 3nlfm0oijf k*uy49n?

  Which feature allows insects, such as crickets (Gryllus bimerb2 apj*ot4eg u.-z-aculatus), to jump very hi-24 eaot. bezpj-r*gu gh?

  The diagram shows a Zebra (Equus quagga). Which is not a reascjbl-6i1+-( e9ig odako dp:oon for it to move?

  Which of the following brings a4g2pdw/ edbemwvt,/s) +s. dvbout movement of the skeleton?

  The photo shows an Austr - o3sqy.v.uj2zga/bt alian shelduck (Tadorna tadornoides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (Oste2 pts7s c1dwn(ospermum acanthospermum), a sessile organism and a Humboldt penguin (Spheniscus humboldti), an7ts1dc w2sp( 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 jpyzw,tl:r7 r5d kshm,9(rd3 sarcomeres. Which structure shortens during muscle contractd5s rl (yrdht,k7rp3:w9j, zmion?

  Which animal forelimb ivz2jy/;(,mhikf/ v2zu ysed; s adapted for swimming?

  Which of the following statemez de+duij70cwhlo, -nx7f;:s nts relates to myofibrils?

1.Outline how antagonistic muscles move 189 lbnp(-kbzu q:1wqpywyn -joints, giving an example.

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

  Which statement(s) are true/ne v18e2in oe for ATP 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 sarcoplasmic r. +cf kp svqwweb3wp7 t+/zn::eticulum and the sarcolemma. np c.w:3be/wz+tsfq vp kw:7+

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the correct seqx5e qj88:cr ax7a x6pvuence of events in muscle contraction?

1.Distinguish between a myofibril, the sar oxucdz v0il12*.km5 ecoplasmic reticulum and the sarcolemma12domz *l0kxv.iuec 5.

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

3.Describe the process of muscle contraction.