(a) What is DNA ? Where is it located ? (b) Name the functional segment of DNA. (a)State the types of plastids ? Mention the functions of each. (b)Which kind of plastid is more common in flowers and fruits. How do vacuoles help in ingestion and egestion in single celled organisms like amoeba ? . Why are lysosomes known as house keepers of the cell ? In brief state what happen when (a) A plant cell is kept in concentrated salt solution. (b) Golgi apparatus is removed from the cell. (c) Dry apricot are left for some time in pure water . (a) Name and draw a cell which does not have a well defined nuclear region. label any three parts. (b)Mention two ways by which a photosynthesing cell belonging to this group differs from a cell of your body. (a) Differentiate between the plasma membrane and cell wall. (b) Cell membrane is made up of organic molecules. Name them. Name the cell organelle responsible for formation of lysosomes. What are the living organism made up of? Why are they known as the structural and functional unit of life? 10. Mention the commonly used name of cell membrane.
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a)DNA is Deoxyribonucleic acid
janiyahfaith5:
the answer is a
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