Answer:
Auxin is a key regulator of plant growth and development, orchestrating cell division, elongation and differentiation, embryonic development, root and stem tropisms, apical dominance, and transition to flowering
Explanation:
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blue......................
The first one according to the graph
Having a karyotype done is important to detect crucial diseases such as Trisomy 13, Trisomy 21, Klinefelter's Disease, and Turner syndrome.