B because the diploids always line up in the middle on chromosomes
Lipids are NOT made of nucleotides. Nucleotides are the building block for nucleic acid, if that answers your question.
The ovary of a flower in a plant is where it produces seeds and develops fruits
I believe you meant to say is this mistake called a base pair and if that is your question then no. it would be called Mutation. But you can double check that answer.