Giraffe has long neck, this can be attributed to

Giraffe has long neck, this can be attributed to

Options

(a) natural selection (b) inheritance of acquired character (c) isolation (d) none of these

Correct Answer:

inheritance of acquired character

Explanation:

No explanation […]

Biological concept of species is mainly based on

Biological concept of species is mainly based on

Options

(a) reproductive isolation (b) morphological features only (c) methods of reproduction only (d) morphology and methods of reproduction

Correct Answer:

reproductive isolation

Explanation:

No […]

Genetic variation arises by

Genetic variation arises by

Options

(a) recombination (b) nucleolus (c) mutation (d) both recombination and mutation

Correct Answer:

both recombination and mutation

Explanation:

No explanation available. Be the first to write the explanation […]

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