1. central increase or speeds up a process
2. peripheral voluntary nerves
3. somatic sensory and motor neurons
4. autonomic decrease or slows down a process
5. sympathetic involuntary nerves
6. parasympathetic the brain and spinal cord

Dna has unique properties that allow it to accurately retain genetic information, even after multiple rounds of replication. one aspect of dna that allows it to accurately store genetic information is the base pairing from chargaff\'s first rule of the four nucleotide bases. if the c content of a dna molecule is 22%, what are the percentages of the remaining bases?

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.

Match each symbol with its description.