In tissue culture, callus can be induced to form shoot or root by altering the ratio of
Auxin to cytokinin
Cytokinin to ethylene
Auxin to gibberellin
Gibberellin to cytokinin
In tissue culture, callus can be induced to form shoot or root by altering the ratio of
Development of shoot and root in tissue culture is determined by |
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Distance between two base pairs of DNA is |
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Which one of the following is used as vector for cloning genes into higher organisms? |
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Anticodon occurs in |
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DNA and RNA are similar in having |
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Compare the statements A and B. Statement A: Synthesis of DNA takes place in the S-phase of interphase. Statement B: Every chromosome, during metaphase, has two chromatids. Choose the correct description : |
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DNA and RNA show similarity in having |
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DNA does not occur in |
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DNA is composed of repeating units of |
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DNA replication in eucaryotes commences |
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