MCQ
The endoskeleton of cell is made up of
- ACell wall
- ✓Endoplasmic reticulum
- CCytoplasm
- DMitochondria
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$(a)$ $'H'$ zone disappears
$(b)$ $'A'$ band widens
$(c)$ $'I'$ band reduces in width
$(d)$ Myosine hydrolyzes $ATP,$ releasing the $ADP$ and $\mathrm{Pi}$
$(e)$ $Z-$lines attached to actins are pulled inwards Choose the correct answer from the options given below.
| Mucor | Reproduction by Conjugation | Ascomycetes |
| Agaricus | Parasitic fungus | Basidiomycetes |
| Phytophthora | Aseptate mycelium | Basidiomycetes |
| Alternaria | Sexual reproduction absent | Deuteromycetes |
$I.$carboxylation $II.$ ligation $III.$ reduction $IV.$ regeneration
Select the correct option
| (a) | SA Node | AV Node | Purkinje fiber | AV Bundle |
| (b) | SA Node | Purkinje fiber | AV Node | AV Bundle |
| (c) | SA Node | AV Node | AV Bundle | Purkinje fiber |
| (d) | SA Node | Purkinje fiber | AV Bundle | AV Node |
$2.$ Essential amino acids can make by our body.