How does the dna in prokaryotic cells differ from the dna in eukaryotic cells? i. prokaryotic dna contains uracil instead of thymine. ii. prokaryotic dna is not separated from the rest of the cell by a nuclear membrane. iii. prokaryotic dna is not packaged into chromosomes. iv. prokaryotic dna cannot be replicated?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.