Light and sound are two very different phenomena. However, both exhibit wave characteristics, such as frequency, for sound waves, when the frequency changes, the pitch is affected. Using the diagrams above as a reference, determine how visible light is affected by changes in frequency

the child will have heterozygous dominant chromosomes as characters of his father are dominant over the characters of his mother.

the child is heterozygous

nacl is added to the aqueous of what? ? in order to get a proper answer you have to specify the exact composition of the aqueous solution.

i believe you are right for all except the 3rd ( look at sqdancefan his answer is much better)

we need the questions , i may then you.