Peter has occasional episodes of seizures. dr. lovell has affixed electrodes to peter's scalp, which will record the electrical activity within peter's brain and identify the neurological problem for the seizures. which of the following techniques is dr. lovell using to assess peter? a. positron emission tomography b. electrocardiography c. functional magnetic resonance imaging d. electroencephalography

How far down have geologists drilled holes ? (science) a: 3.8 km b: 12 km c: 100 m d: 1200 km

What is used as a template during replication? a- mrnab- trnac- rrnad- dnagiving branliest (or however you spell it) (15 points + 8)

1. which of the following levels of protein organization shows the complete 3-d arrangement of the polypeptide chain? a) primary b) secondary c) tertiary d) quaternary 2. the carboxyl groups on a protein molecule are composed of which of the following elements? a) nitrogen and hydrogen b) carbon, hydrogen, and oxygen c) carbon and hydrogen d) nitrogen, oxygen, and carbon 3. what part of the protein molecule makes it unique from other proteins? a) the carboxyl group b) the amino group c) the peptide group d) the r group 4. which of the following is an example of a protein that plays a direct role in immune function? a) collagen b) antibodies c) enzymes d) hormones 5. which of the following statements correctly describes the composition of proteins? a) most are composed of 20 common amino acids. b) most are composed of 10 common amino acids. c) most are composed of 20 common fatty acids. d) most are composed of 10 common fatty acids.