Metabolism — Flashcards

Flashcard 91: Can red blood cells use ketones for energy? Why? _____

Answer: No, they lack mitochondria

Flashcard 92: In total, the TCA cycle produces _____ FADH2 per acetyl-CoA

Answer: 1

Extra: Other:

Flashcard 93: Which monosaccharide(s) are absorbed from the intestine by GLUT-5? _____

Answer: Fructose

Flashcard 94: When insulin binds to its receptor, _____ is activated and autophosphorylates the β-subunits

Answer: tyrosine kinase

Flashcard 95: Maple syrup urine disease may cause severe CNS defects, _____ disability, and death

Answer: intellectual

Extra: Other:

Flashcard 96: Which vesicular trafficking protein is responsible for transport between the plasma membrane and endosomes (receptor-mediated endocytosis)? _____

Answer: Clathrin

Flashcard 97: Citrate synthase is regulated via negative feedback by _____

Answer: ATP

Extra: Other:

Flashcard 98: Which membrane-bound organelle is involved in the catabolism of very-long-chain fatty acids, branched-chain fatty acids, amino acids, and ethanol? _____

Answer: Peroxisome

Flashcard 99: Thiamine pyrophosphate (B1) is a cofactor for the enzyme _____

Answer: pyruvate dehydrogenase

Flashcard 100: Nicotinamides (NAD+, NADP+) come from Vitamin _____

Answer: B3