Choose the correct answers from the alternatives given.Which one of the following is not true about bacterial chromosomes?
1. Bacteria typically store their single standard DNA in a single, circular chromosome. 2. Bacterial DNA is present in nucleus. 3. Some bacteria have multiple chromosomes. 4. The DNA of bacteria is not associated with histones. 5. Bacteria don't have smaller, circular DNA molecules called plasmids. 6. E. coli contain only about 4.6 million base pairs compared to the average human chromosome's 139 million.