Answer: Genome, Proteins, chromosome, Gene.
Explanation: Matching the vocabulary term to correct definition gives----
1. The complete set of hereditary instructions contained in the DNA chromosome----GENOME
2. Important biological molecules with a complex folded structure genome---PROTEINS-
3. Structure found in the cell that contains tightly wound strands of DNA proteins----CHROMOSOME
4. A sequence of nucleotides in a strand of DNA that code for a specific product, which is usually protein gene------ GENE