Nurturing Life Sciences
#Id: 10359
#Id: 1973
#XL - T Zoology
#Id: 8904
#Id: 8187
#XL - Q Biochemistry
#Id: 10586
#XL - R Botany
Reproduction
sexual reproduction- by fusion of two gametes
Isogamous (Spirogyra), Anisogamous (Chlamydomonas) or Oogamous (Volvox).
#Id: 9205
Change in environmental condition is not necessary for natural selection.