Answer:
yes all coll have ribosomes
DNA helicase untwists the helix at the replication origins. Then the DNA is seperated into a "Y" shape called the replication fork.
From the options, I would say it would be option B.
Answer: Lactobacillus
This kind of cell would be considered a friendly cell, a cell that would protect your body. But, it's more into animals then anything else. But, there's all kind of these kind of cells, that's why they can be into any kind of animal and human. Hope this helps.
