a
only the fittest can survive in a challenging environment
b
species that are unable to adapt become extinct
c
new characteristics do not arise in organisms in time of need
d
the changing environment imposes structural physiological and behavioural changes in organisms
e
in a changing and unstable environment nature rejects the weak
Explanation
Correct Option
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willojack
2 years ago
lamarcks evolutionary was based on the structural physiological or behavioral changes brought about by change in environment
