From the options you provided, the true statements about chromosomes are:
1. Chromosomes contain DNA and proteins.
2. Chromosomes can be tightly coiled.
The following statements are false:
1. Chromosomes do not contain DNA with no known function. DNA within chromosomes carries genetic information and performs various functions in the cell.
2. Chromosomes are not surrounded by a lipid capsule. They are found within the nucleus of eukaryotic cells and do not have a lipid capsule.
3. While RNA is involved in various cellular processes, chromosomes themselves do not contain RNA. RNA is produced from the DNA within chromosomes through a process called transcription.