Answer:
Green plants and trees use photosynthesis to make food from sunlight, carbon dioxide and water in the atmosphere: It is their primary source of energy. The importance of photosynthesis in our life is the oxygen it produces. Without photosynthesis there would be little to no oxygen on the planet.
Explanation:
<span>c. sepal is sterile. i hope you know what sterile is :)</span>
A frame shift mutation is a genetic mutation caused by insertions or deletions of nucleotide in a DNA sequence that is not divisible by 3.