tell me why ostrichthyes are more evolved than chondrichthyes?

the animal kingdom, class 11

• Akansha
• 2865 Views
• 1 Answers

• Air bladder is present....

  • Varun
  • 19 Oct
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• concentrated aqueous sulphuric acid is 98% by mass and has a density of 1.80 gml^1. volume of acid required to make one litre of 0.1M sulphuric acid solution is...... (1) 16.65mL.(2) 22.20 mL(3)5.55ml
• Parental genotype ratio in F2 generation by crossing pea plant of genotype RRYY×rryy is a. 2:2:4 b. 1:1 c. 1:1:1:1 d. 1:2:2:4:1:2:1:2:1
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