Question

20. In a pea plant, the trait of flowers bearing purple colour (PP) is dominant over
white colour (pp). Explain the inheritance pattern of F, and F, generations with
the help of a cross following the rules of inheritance of traits. State the visible
characters of F, and F, progenies.
21. Explain giving reasons the bending of the shoot tip of a plant towards light​

Answer 1

Answer:

direct answer is given NCERT .

I recommend u to go through the chapter once again please

Answer 2

Explanation:

21 .yes,the shoot moves toward the light due to auxine harmone present in plants.this harmone starts to stimulate in shady region of plant and case bending of shoot towards light and thus plant move toward light this movement can be called a positive phototropism.

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