Unit I Quiz

What term describes the chemical processes that occur within a living organism to maintain life?

• Homeostasis

• Metabolism

• Catabolism

• Anabolism

Which of the following is NOT a primary plant metabolite?

• Lipids

• Amino acids

• Sugars

• Alkaloids

What is the main precursor for the biosynthesis of terpenoids?

• Chorismic acid

• Acetyl CoA

• Shikimic acid

• Mevalonic acid

What is the role of radioactive isotopes in biogenetic studies?

• To increase yield

• To improve photosynthesis

• To trace metabolic pathways

• To enhance growth

Which pathway provides an alternative route to aromatic amino acid compounds?

• Glycolysis

• Amino acid pathway

• Shikimic acid pathway

• Acetate pathway

Which enzyme catalyzes the conversion of shikimic acid to chorismic acid?

• Tyrosine aminotransferase

• Enolpyruvylshikimate phosphate synthase

• Chorismate synthase

• Shikimate dehydrogenase

What is the first step in the acetate-mevalonate pathway?

• Formation of isoprene units

• Claisen condensation of acetyl CoA

• Decarboxylation of mevalonic acid

• Phosphorylation of acetyl CoA

Which compound is formed from the reduction of dehydroquinic acid?

• Shikimic acid

• Quinic acid

• Chorismic acid

• Anthranilic acid

Name 4 methods of Tracer Technique

Which is the unsaturated fatty acid obtained from acetale malonate pathway ?

• Stearic Acid

• Linolenic Acid

• Oleic Acid

• Palmitic acid