Question

25. Write down the electron dot structure (formula) of methane and ethene.
26. What happens to visible light of the sun when it falls on chlorophyll?
27 Why is DNA copying an essential part of the process of reproduction? ​

Answer 1

Answer:

25)Ethene-C 2H 6

26 ) -When light falls on the chlorophyll it starts leaving electrons. these electrons pass from various compound to form ATP(adenosin triphosphate) from ADP(adenosin diphosphate) this is also called light reaction. the light reaction happens in the stroma of the chloroplast

27) DNA copying is an essential part of the reproduction process because an organism's entire genetic information is contained within the DNA. If the DNA mutates, then there is a chance that the resulting organism may be born with a deformity or other genetic abnormality.

Explanation:

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