In Glycin an amino acid R group is replaced by____________?

A: H

B: CH3

C: COOH

D: C = O

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H

How many moles of carbon dioxide are produced by complete oxidation of one mole of puruvic acid?

A: 1

B: 2

C: 3

D: 6

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3

The element in basic structure of proteins which differentiate them from carbohydrates________?

A: C

B: S

C: H

D: N

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S

Double fertilization occurs in_________?

A: All plants

B: All seed plants

C: Gymnosperms

D: Angiosperms

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Angiosperms

Proteins comprise of ___________% of the total dry weight of a cell?

A: 40%

B: 50%

C: 60%

D: 70%

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50%

Adult birds normally possess only one functional____________?

A: Ureter

B: Ovary

C: Lung

D: Testis

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Ovary

Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are (i) lipids (ii) carbodydrates (iii) proteins (iv) DNA_________________?

A: i & ii

B: iii & iv

C: i ii iii & iv

D: iv only

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iv only

Animals obtain carbohydrates mainly from___________?

A: Glucose

B: Starch

C: Sucrose

D: Glycogen

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Starch

The one which is incorrect pair?

A: Sori Indusium

B: Arthrophytes Jointed

C: Dichotomous Vernation

D: Lycopods Ground pries

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Dichotomous Vernation

Mycoplasmas have been included in bacteria because:

A: Do not have a cell wall

B: Are heterotrophic

C: Lack membrane bounded organelles

D: Reproduce by binary fission

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Lack membrane bounded organelles

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