What is the importance of dna and ribosomes in bacteria cells?

Along with the kidneys, the ureters, bladder, and urethra make up the urinary system. match each function or description to the appropriate structure.

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities