Macro molecule chitin is
- Nitrogen containing polysaccharide
- Phosphorus containing polysaccharide
- Sulphur containing polysaccharide
- Simple polysaccharide
The Correct Option is A
Solution and Explanation
Top NEET Biology Questions
- Chordae tendineae are found in
- Glycolysis takes place in
- All the components of the nodal tissue are autoexcitable. Why does the SA node act as the normal pacemakar?
- All vertebrates are chordates but all chordates are not vertebrates, why ?
- The blood calcium level is lowered by the deficiency of
Top NEET Biomolecules Questions
Given below are two statements:
Statement I: Low temperature preserves the enzyme in a temporarily inactive state whereas high temperature destroys enzymatic activity because proteins are denatured by heat.
Statement II: When the inhibitor closely resembles the substrate in its molecular structure and inhibits the activity of the enzyme, it is known as competitive inhibitor.In the light of the above statements, choose the correct answer from the options given below:
Given below are two statements:
Statement I: In prokaryotes, the positively charged DNA is held with some negatively charged proteins in a region called nucleoid.
Statement II: In eukaryotes, the negatively charged DNA is wrapped around the positively charged histone octamer to form nucleosome.
In the light of the above statements, choose the correct answer from the options given below :Cellulose does not form blue colour with iodine because
Melonate inhibits the growth of pathogenic bacteria by inhibiting the activity of
- Match List - I with List - II. Choose the correct answer from the options given below:
List - I List - II (a) Manganese (i) Activates the enzyme catalase (b) Magnesium (ii) Required for pollen germination (c) Boron (iii) Activates enzymes of respiration (d) Iron (iv) Functions in splitting of water during photosynthesis
Top NEET Questions
- A coil of inductive reactance $31\, \Omega$ has a resistance of 8 $\Omega$. It is placed in series with a condenser of capacitative reactance $25 \,\Omega$. The combination is connected to an a.c. source of 110 V. The power factor of the circuit is :-
- A liquid compound (x) can be purified by steam distillation only if it is
- In an a.c. circuit with phase voltage V and current I, the power dissipated is
- A bubble in glass slab $ (\mu = 1.5) $ when viewed from one side appears at 5 cm and 2 cm from other side, then thickness of slab is
- A bulb is located on a wall. Its image is to be obtained on a parallel wall with the help of convex lens. If the distance between parallel walls is 'd' then required focal length of lens placed in between the walls is : -