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Sunday, March 26, 2017

Comparison between saturated and unsaturated fatty acids

Saturated fatty acids Unsaturated fatty acids 1.         They do not possess any double bond in their carbon chains They possess one or more double bonds in their carbon chains 2.         They are straight chains They have bend or kink at the double bond 3.         They have higher melting point than the unsaturated fatty...

Comparison between dicot leaf and monocot leaf

  Dicot leaf Monocot leaf 1.      Cuticle thick at upper epidermis and thin at lower epidermis Uniform cuticle on both the surface 2.      Stomata are more on lower surface Equal number of stomata on either side 3.      Mesophyll is differentiated into palisade parenchyma and spongy parenchyma Mesophyll is not differentiated into palisade...

Comparison between dicot stem and monocot stem

Dicot stem Monocot stem 1.      Ground tissue is differentiated into cortex, endodermis, pericycle, stele and pith Undifferentiated ground tissue 2.      Vascular bundles are limited in number and are arranged in a broken ring Vascular bundles are numerous in number and are scattered in the ground tissue 3.      Vascular bundles are open ...

Comparison between dicot root and monocot root

Dicot root Monocot root 1.      Limited number (2 to 6) of Xylem and phloem groups Numerous xylem and phloem groups (above 6) 2.      Diarch to hexarch Polyarch 3.      Xylem cells are polygonal in shape Xylem cells are rounded in shape 4.      Pith is absent or reduced Pith is large 5.      ...

Thursday, March 23, 2017

Comparison between plant cell and animal cell

Plant cell Animal cell 1.        Usually larger in size Comparatively smaller in size 2.        It is enclosed by a rigid cell wall in addition to plasma membrane No cell wall 3.        It cannot change its shape It can often change in shape 4.        Plastids...