Which part of the synovial joint envelops the synsf32 knfc30 spovial fluid?

  The diagram below represents a sarcomere. W1 /2+ (4o*p0lvtar yuqcyysaqv,gv7vhich structures are labeled I and II ?2y1 (4vyy gclq+7qp at/0*,o vsvurav

  The diagram below shows a synovial jok sl),s4bie* bint.

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 synovial oi s .n1r6qdk8w 9g8cyo;zbk9joints?
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 bx,;fk rmpau.g/:p(sk3j 6oh the sarcomere to initiate the process of muscle,k m sh/a.pjgxb3f: o6ur;kp ( contraction?

  Which feature allows insects, such as crickets (Gryllus bimaculatb:i7hf s4yf r0f.f i)dus), to jump ver.dfi yfs fb)f:4r0i7h y high?

  The diagram shows a Zebra (Equus quagsbzc3ard2, 0d ga). Which is not a reason for it to move?

  Which of the followi,v+qh pfkhyh)a :.ddhw5/:d (dl 7gzong brings about movement of the skeleton?

  The photo shows an Australian shelduck (Tadorwq d nn4wypqp054f 9g7na tadornoides).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African d z3.c:xwvqh58/+eik t q)ka/ dzel4wbaisy (Osteospermum acanthospermum), a sessile organism and a Humboldt penguin (Sphenis/ 3liqwhxw5+) .b czvqktdz4 e/ka:8e cus 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 sarcomeres1j23;yb juuks. nzm: s. Which structure shortens during muscle contrsjum:3bkuj1z 2;ny s.action?

  Which animal forelimb is adapted for swimml 98.3r lvlza1 ugj/mzing?

  Which of the followingh wb6ro 5e7lu4 statements relates to myofibrils?

1.Outline how antagonistikicny 83tkx77r 0 oe+ya59vzp c muscles move joints, giving an example.

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

  Which statement(s) are true for ATP hydrolysi.0t h qwhl:u6 )q;)kk( kcntbps 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 myofibrilk4kwr8n-dn/ okef4w1 , the sarcoplasmic reticulum and the sarcolemmad 8 nwnew4kfo rk1-4/k.

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the correct sequenc bjaf49lon7.aws ,f4 me of events in muscle contraction?

1.Distinguish between a myofibril, the sarco 5tg u56fll3nkoq2wt yv33 /tgplasmic reticulum and the sarcolemma. wq3tg6f5 g3nly3tu l5vt2k /o

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

3.Describe the process of muscle contraction.