- ✓Primary growth of the plant
- BSecondary growth of the plant
- CTertiary growth of the 67plant
- DNone of the above
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$I.$ Myosin head binds to the exposed active site on action to form a cross bridge
$II.$ The Z-line attached to these actin are also pulled in wards there by causing shortening of sarcomere also called contraction
$III.$ This pulls the attached actin filaments towards the centre of $A$-band The correct option is

$(i)$ They are named because of their special function of linking and supporting other tissues/organs of the body.
$(ii)$ They include cartilage, bone, adipose and blood.
$(iii)$ They provide strength, elasticity and flexibility to the tissue.
$(iv)$ They also secrete modified polysaccharides, which accumulate between cells and fibres and act as matrix.