NEET Biology question
The role of PGR is one kind of ...A... control. Along with genomic control and ...B... factors, they play an important role in plant growth. Many ...C... factors, such as temperature and light, control growth and development via PGR. Choose the correct option A, B and C to complete the given statement.
Answer: (B)
Solution
PGR action is one kind of intrinsic (internal) control that works alongside the plant's genomic control; together with extrinsic environmental
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