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5. 20-20' WITH THE FUNDAMENTAL UNIT OF LIFE
which cell organite
Which plastid will be present in (i) Papaya (11) Gras
When do chromatin fibres get organized as chromosomes?
Who observed the cell for first time and how?
4. (a) What are chromosomes made up of?
(b) Where are genes located?
What are lysosomes? What type of enzymes are present
martufactures these?
Differentiate between :
(a) Nucleus and Nucleoid.
(b) Chromoplast and leucoplast.
(c) Diffusion and osmosis.
7. Give reason for the following:
(a) Plastids can make their own proteins.
(b) Plant cells shrink in hypertonic solution
(c) Mitochondria is known as powerhouse of cell
Identify the type of cell and write one characteristic feature of each
(a) Cell does not burst even in a dilute medium
ushed to the periphery.
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I am in rush to earn points so giving wrong answer.A magnet suspended at 30 with magnetic meridian makes an angle of
45° with the horizontal. What will be the actual angle of dip? (Ans
tan
xplanation:
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