Reproduction in organisms

REPRODUCTION IN ORGANISMS
1. Asexual Reproduction:
A single parent produces offspring without fusion of gametes.
Offspring are genetically identical to parent (clones).

Features:
• No fusion of male and female gametes
• Offspring are genetically identical (no variation)
• Occurs in unfavorable conditions
• Rapid multiplication
• Common in unicellular organisms, simple multicellular
organisms


Modes of Asexual Reproduction:
Mode Descrip Exampl
tion e
Binary Parent Bacteri
Fission cell a,
divides Amoeb
into a,
two Parame
equal cium
daught
er cells
Buddin Small Yeast,
g bud Hydra,
grows Binary
on
parent
body,
detach
es to
form
new
individu
al
Fragme Body Planari
ntation breaks a,
into Spirogy
pieces, ra
each
piece
develop