Harmful, i think (filling in the 20 characters)
Answer:
Actually question says which of the following where as there is no option given.
It is basically effect of environment on expression of gene for colour.
Explanation
pH of soil could be tested where hydrangea is being grown using pH meter. Colour of plant could be noted by growing at that particular pH keeping all other conditions as constant. It has blue colour in acidic soil and pink colour in alkaline soil.
Ans: UV light could affect the size of a plant due to photosynthesis.
<span>They require sunlight to carry out photosynthesis
</span>
Answer:
1 AA :2 Aa: 1 aa
Explanation:
A a
A AA Aa
a Aa aa
you have 1 AA, 2 Aa, and 1 aa
