Which part of the synovial joint envelops the synovnn:x;y:d s .h*g r(wsvial fluid?

  The diagram below represents a sarcomere. Which structures are labeled I anqqi(/yy37ox,mv+ w ff d II ? qxmqfvwyo+( ,3 /f yi7

  The diagram below shows a synxbk+m;gxh4af7d(xj3vy j l/; ovial 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 )s/gazppevn*d1tk 4 9 are 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 filamentocgrhf1o*/b;wx fuhoo1 4(n5s in the sarcomere to initiate the process of muscle corh1ooc/w5; hgfobxo4*n f1 ( untraction?

  Which feature allows insects, such as crickets (Gryllus bimaculatus), to 1 m(i 9ivxdp0w l46yytjump very high?xdm0iti69v (4wp1yy l

  The diagram shows a Zebra (Equus quagga).;*/ed, hqg mlk Which is not a reason for it to move?

  Which of the following brings about movement of the gn2,qj-lj:wl skeleton?

  The photo shows an Australian shelduck (Tadorna tadornoio6wxl ins (/7edyz8 3bc(r(ordes).
Which is not a feature that is adapted to aid in locomotion?

The image shows an African daisy (Osteospermum acanthospermum), k2yq t*0jxo5m7 ab(lx a sessile organism and a Humboldt penguin (Spheniscus humboldti), a motile organisaym0xl*q 7tx25ojb ( km.


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 shortens d+bp 5054 ccs+jvxjgd ruring musclep vc+rbgxdj0jc+55 4s contraction?

  Which animal forelimb is adapted for swimx zx +zs3 +v9z.o)inziming?

  Which of the following statem,x h88lymqtwn5j ug+* ents relates to myofibrils?

1.Outline how antagonistic muscles move joints, giving an example7f 7f osvevf*4;hsbx8.

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

  Which statement(s) are true for ATP hydrbt2 mxipji5j cp4 7 -s0bi6b;zolysis 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 reticiyej7rff9 bd::lgt 3(ulum and the sarcolemma. r(:fyl:3f i79d bt gje

2.Outline the proteins involved in muscle contraction.

3.Describe the process of muscle contraction.

  Which row shows the correct sequence of evek:f n5 8k(fewy up2r ee.a6+xgnts in muscle contraction?

1.Distinguish between a myofi,safm. ye 6kf4s-rd )zbril, the sarcoplasmic reticulum and the sarcolemma6kyfsa4zfes) m r,d.-.

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

3.Describe the process of muscle contraction.