Chromosomes are coiled structures made of dna and proteins.
Genes are part of the chromosomes and coded for on the dna strands.
Genes are a part of coiled structures made of dna and proteins.
What are a part of coiled structures made of DNA and proteins?

[1] seeds
[2] alleles
[3] genes
[4] skin
[5] PDAs
[6] coils
[7] ovaries
[8] complex