differentiate between darwin and lamarck's theory.Please don't copy from google.
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Lamarck theory includes two principles...
1- our evoloution happens according to use and misuse.
that parts of body that are used extensively become larger and stronger while those that are not used deteriorate .
2-inheritance of acquires characteristics..
that an organism can pass it's modifications to its offspring.
DARWINS THEORY : he introduced theory of natural selection..
1-over production... regardless rate of population under normal conditions number of species survive remains constant.
2- Struggle for existence... there is struggle for survival among species or among different species
3-variation... There will be variations among individuals from same species even the offsprings may be not Completely alone of parents.
4- Survival of fittest...only those survive who are fittest for adaptation or variations this is called theory of natural selection.
HOPE IT HELPS (｡’▽’｡)♡
1- our evoloution happens according to use and misuse.
that parts of body that are used extensively become larger and stronger while those that are not used deteriorate .
2-inheritance of acquires characteristics..
that an organism can pass it's modifications to its offspring.
DARWINS THEORY : he introduced theory of natural selection..
1-over production... regardless rate of population under normal conditions number of species survive remains constant.
2- Struggle for existence... there is struggle for survival among species or among different species
3-variation... There will be variations among individuals from same species even the offsprings may be not Completely alone of parents.
4- Survival of fittest...only those survive who are fittest for adaptation or variations this is called theory of natural selection.
HOPE IT HELPS (｡’▽’｡)♡
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