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What is the difference between the protoplasm and cytoplasm?

Important Questions on Biomolecules

EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Lecithin is a
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Which one of the following is NOT an unsaturated fatty acid?
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules

Read the following statements on lipids and find out the correct set of statements:

(a) Lecithin found in the plasma membrane is a glycolipid.

(b) Saturated fatty acids possess one or more C=C bonds.

(c) Gingelly oil has a lower melting point, and hence remains as oil in winter.

(d) Lipids are generally insoluble in water but soluble in some organic solvents.

(e) When a fatty acid is esterified with gIycerol, monoglycerides are formed.

Choose the correct answer from the options given below:

MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Which of the following is not polymeric?
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules

Match List - I with List- II.

Column-I Column-II
(a) Protein (i) C=C double bonds
(b) Unsaturated fatty acid (ii) Phosphodiester bonds
(c) Nucleic acid (iii) Glycosidic bonds
(d) Polysaccharide (iv) Peptide bonds
Choose the correct answer from options given below.
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
A typical fat molecule is made up of
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Given below is the chemical formula of

   Question Image
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Write a short note on
Wax
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Lipids are found in acid insoluble fraction during the analysis of chemical composition of tissues. Give the reason.
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Compounds found in acid soluble pool have molecular weight ranging from
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Write a short note on
Steroids
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Why do phospholipids produce bilayer in contact with water?
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Carbohydrates, lipids and protein are formed from their basic building blocks by
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Explain the composition of triglyceride.
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
What are lipids? Give their types.
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
After grinding a living tissue in trichloroacetic acid and then staining it, you would obtain two fractions: acid soluble pool and acid insoluble fraction. Acid insoluble fraction does not contain
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
What are phospholipids? Briefly discuss their structure, properties and functions.
EASY
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
Which of the oils are hydrocarbons
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
What is the function of ATP in cell metabolism? Explain with the aid of diagram, how its structure makes it possible.
MEDIUM
Biology>Cell : Structure and Functions>Biomolecules>Biomacromolecules
What are macromolecules? Give examples.