Which part of the synovial joint envelop0p / ar43 8xv0klkp5 xsnkym5ps the synovial fluid?

  The diagram below representst uk0 0n4 nt2j gid+.anz:.nbb a sarcomere. Which structures are labeled I and II ?.g 4nkt njbt n2ub:0.+ia0nz d

  The diagram below shows a synovial joint.mxcm ;e8mxg422xqcjt kkk(; )

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 ho f2 jl, u0l9e*hq4u d grx*p+p/8iihare 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 s ( i.roxswy.vq:: afwp(9q zm-27d autarcomere to initiate the process of muscle contraction?vmo(.y: wx. iuw2:r fq( sz7-9pq aadt

  Which feature allows insects, such as crickets (Gryllus bimaculatus), to jump vegs 75.i1pw)9vo:hjv f+pdkrqo vlj* :ry high?pv*hv 1 qjr+sk jd i.ow5g: 7):opv9lf

  The diagram shows a Zebra (Equus quagga). hh tj0, gt/ y 9g.gn5vl7)ibwrWhich is not a reason for it to move?

  Which of the following brings about movement of the skenh f8t6fu 4, ;mxnw9kbleton?

  The photo shows an Australian shpe b8kdg2cn z 4gh*8l0elduck (Tadorna tadornoides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (Osteospermum acanthospermum), a sessile orga- stzw 2 ;4c0g*cmrdis sdyz(:nism and a Humboldt penguin (Spheniscus humm( cz0y ds4-dzr ;s:wctisg *2boldti), 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 sarcomeresa,jymt8,nzm 7 ktj(r 9. Which structure shortens during muscle rjtk( ny mj9,am,87zt contraction?

  Which animal forelim+ -7 x7 tw-ur dnkl2-hqd5u .wnqllwk:b is adapted for swimming?

  Which of the following st8.o/ug h1lgywatements relates to myofibrils?

1.Outline how antagonistic muscles move joints, giving an examplwzqa a7 lj)lpgw4i1 g*0x56p oe.

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

  Which statement(s) are true for ATP hydrolysis during); zkfl mk +a c(sugm/ab(l80e 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 reticulum and th 9v-iboghvj,wk*h 00ofkqkx m2+/b 2he sarcolemmab/ho2x +i,- 2vg9m0ofvhbk*q jwk0hk.

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the correct sequence of events in mu+u xp l z-h1zr43bsvm1scle contraction?

1.Distinguish between a myofibril, the sarcoplasmic retiyuhen d d4l,7s,ng 14aculum and the sarcolemma.,7d h elnnd a44gsyu,1

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

3.Describe the process of muscle contraction.