The process at A is called fertilization.
It is where the gametes of the male and female animal combine.
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I hope that helps you out!!
Any more questions, please feel free to ask me and I will gladly help you out!!
~Zoey
<h2>Answer:</h2>
As in a given cross two genes control the height and flower color. Tall height (T) is dominant over the short height (t) and yellow flowers (Y) are dominant over the white flower (y).
When the tall yellow flowered mated with short white flowers, the genotype of the plants can be;
TTYY × ttyy or It can be TtYy × ttyy or TTYy × ttyy or TtYY × ttyy
Yes, could most likely be a possible question that could have interesting results