MCQ
Bacteria is a group of prokaryotic organisms which is characterised by:
- ASimple structure and complex behaviour.
- B$70\text{S}$ ribosomes.
- CPeptidoglycan cell wall.
- ✓All of the above.
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$(i)$ They have a hard and non-pliable ground substance rich in calcium salts and collagen fibres.
$(ii)$ They support and protect softer tissues and organs.
$(iii)$ Osteocytes are present in the spaces called lacunae.
$(iv)$ They also interact with skeletal muscles attached to them to bring about movements.
Which of the following type of tissue is being described by above statements