Biology

A. 12
B. 14
C. 16
D. 18

A. Rubella
B. Common cold
C. Influenza
D. None of the above

A. Hepatic artery
B. Pulmonary artery
C. Pulmonary vein
D. Renal artery

A. 6 molar teeth
B. 8 molar teeth
C. 10 molar teeth
D. 12 molar teeth

A. Starch
B. Glucose
C. Fructose
D. Cellulose

A. Pleura
B. Pericardium
C. Peritoneum
D. Mesothelium

A. Liver
B. Intestines
C. Lungs
D. Kidneys

A. Aerial stem
B. Root
C. Scale leaves
D. Bud

A. Artificial synthesis of genes
B. Chemistry of DNA and RNA
C. One gene one enzyme hypothesis
D. Artificial sysnthesis of DNA

A. A portion of RNA
B. A linkage group
C. A portions of DNA
D. A sequence of Amino