Molecules Of Life

Question 1

What elements play an essential role in living systems

Answer 1

Carbon, hydrogen, oxygen, nitrogen, phosphorus, iron

Question 2

Write the equation for the deprotonation/ protonation of a carboxylic acid
( association/dissociation)

Answer 2

Question 3

Write the equation for the deprotonation/protonation of an amino group

Answer 3

Question 4

Draw the sequence of the deprotonation of phosphoric acid (displayed formula)

Answer 4

Question 5

Write the general equation for the condensation reaction of a carboxylic acid and an alcohol be

Answer 5

Question 6

Write the general equation for the condensation reaction between phosphoric acid and an alcohol

Answer 6

Question 7

Write an equation using displayed formula to show now two molecules of phosphoric acid join together + product name

Answer 7

Question 8

What is an acid anhydride

Answer 8

When 2 acids join together

Question 9

How is ATP formed

Answer 9

1. Condensation reactions between 2 phosphoric acid molecules and phosphoric acid and ribose
2. Deprotonation of the 3 phosphate groups

Question 10

Draw the structure of a triglyceride + what is a triglycende used for

Answer 10

Question 11

How does triglyceride form

Answer 11

Condensation reaction between glycerol and 3 fatty acids

Question 12

Draw the structure of beta glucose

Answer 12

Question 13

Show how glucose-6 -phosphate is formed from glucose- ( phosphorylation of glucose)

Answer 13

Question 14

Show how two molecules of glucose join to form a
Chain (starch). Name the band formed between 2 glucose molecules
(draw)

Answer 14