Biology
Assertion. Scattered Golgi body in animal cells are called as 'dictyosomes'.
Reason. Plant cells have dictyosomes because the entire central space is occupied by a large vacuole.
- Both A and R are True
- Both A and R are False
- A is True and R is False.
- A is False and R is True.
Related Questions
Assertion. Iodine solution makes the nucleus more distinct.
Reason. Nucleus contains starch which becomes blue-black upon absorbing the iodine solution.
- Both A and R are True
- Both A and R are False
- A is True and R is False.
- A is False and R is True.
Assertion. Cell membrane is freely permeable.
Reason. Cell membrane permits free movement of the solutions across the membrane when two solutions of different tonicity are separated through it.
- Both A and R are True
- Both A and R are False
- A is True and R is False.
- A is False and R is True.
Assertion. The basic structural unit of DNA is nucleotide.
Reason. DNA is composed of repeating nucleosome which are made up of three components - pentose sugar, phosphate group and nitrogenous bases.
- Both A and R are True
- Both A and R are False
- A is True and R is False.
- A is False and R is True.
Assertion. Centrosome is the point of attachment of two chromatids of a chromosome.
Reason. Centrosome initiates and regulates the process of cell division as it helps in the formation of spindle fibres.
- Both A and R are True
- Both A and R are False
- A is True and R is False.
- A is False and R is True.