Which functional group shown above is characteristic of alcohols? 16, A) A B) B

Question

Which functional group shown above is characteristic of alcohols? 16, A) A B) B C) C D) D EDE which ofthe groups above is a carboxyl runctional group? A) A B) B COC D) D E) E 18. Which of the groups above is a basic functional group that can accept H+ and become positively charged? A)A B) B COC D) D EDE 19. Dehydration synthesis reactions would NOT be involved in the formation of which of the following? A) Triglycerides B) Cellulose D) mRNA. 20. Which of the following is not a polymer? A) Starch B) An enzyme C) Phospholipid D) rRNA. E) Chitin

Explanation / Answer

16. Answer A OH functional group represent alcohol. example CH3OH methyl alcohol ,CH3CH2OH ethyl alcohoo.

17.Answer C carboxyl functional group is an acidic functional group example CH3COOH acitic acid

18. Answer _ NH2 can accept H Ion and become positive.

20 rRNA is not a polymer

21 Answer B hydrolysis reaction resuot in the breakdown of polymer into monomer

25 sucrose is disacchride

30 A living organism is an open system able to exchange both matter and energy with the environment example human being take in food, break it down in component und uses them to built up cell , tissue ligament ec4.

Answer B

31whenever energy is transferd there is always an increase in the entropy of the univers

32 cell require a constant imput of energy to maintain their high level of organisation

20.

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