Quiz of the night ✨ - 31st May

The nucleolus is the site of formation of(a) spindle fibres (b) chromosomes(c) ribosomes (d) peroxisomes

• spindle fibres

• chromosomes

• ribosomes

• peroxisomes

Major inorganic component of vertebrate bone is (a) calcium carbonate (b) calcium phosphate (c) sodium hydroxide (d) potassium hydroxide

• calcium carbonate

• calcium phosphate

• sodium hydroxide

• potassium hydroxide

The avascular nature of cartilage is responsible for its (a) Flexibility (b) Slow repair (c) Suitability for embryonic endoskeleton (d) Transparent consistency

• Flexibility

• Slow repair

• Suitability for embryonic endoskeleton

• Transparent consistency

Covering around bone is called (a) Perichondrion (b) Periosteum (c) Epiosteum (d) Endosteum

• Perichondrion

• Periosteum

• Epiosteum

• Endosteum

Ribosomes of the cytoplasm, chloroplast and mitochondrion are respectively(a) 80S, 80S and 70S (b) 80S, 70S and 70S(c) 70S in all (d) 80S in all

• 80S, 80S and 70S

• 80S, 70S and 70S

• 70S in all

• 80S in all