I can answer your question if you have a picture or a writing, your welcome.
I believe the correct response is A. Wax which is made out of atoms that share electrons equally. Waxes being examples of lipids are primarily long chains of hydrocarbons consisting of carbon and hydrogen. And unlike polar and ionic substances, water molecules can not dissolve by attracting these fixed structures with equal electron densities to their respective partial charges.
Answer: Cells contain chromosomes which are made up of genes. Genes are made up of tightly wound strands of DNA.
Explanation:
A DNA (Deoxyribonucleic acid ) is a double-helix structure which carries the genetic information. Gene is a segment of DNA that carries basic information/instruction for growth and development. It is a basic unit of heredity that passes from parents to offspring. Chromosomes contain genes. Chromosomes are found in cells.
Thus, a cell contains chromosomes which as genes. A gene is a segment of DNA.
The air flowe through the trachea