Answer Happy

Which of the following statements is true regarding the mitochondria? Select one: OA. It is part of the endomembranous system. OB. It is involved in recycling the cell's organic materials. O C. Contains enzymes that are involved in making hydrogen peroxide as a waste product. O D. Sub-components of this organelle include thylakoids, grana and stroma. OE. It contains its own DNA and ribosomes.
NADH NAD Malate Fumarate Oxaloacetate Acetyl CoA COA Citrate Irocitrate NAD NADH FADH₂ FAD a-Ketoglutarate Succinate CO₂ NAD ATP Succinyl CoA NADH ADP + P₁ If pyruvate oxidation is blocked, what will happen to the levels of oxaloacetate and citric acid in the citric acid cycle shown in the accompanying figure? O a. Both oxaloacetate and citric acid will decrease. O b. Oxaloacetate will decrease and citric acid will accumulate. O c. Oxaloacetate will accumulate and citric acid will decrease. O d. Both oxaloacetate and citric acid will accumulate.
A plasmid that is 8000 base pairs has two EcoR I restriction sites at base pair 400 and 2500. It also contains one Pvu I site at base pair 5200. If the plasmid was digested by both restriction enzymes, how many fragments and of what size would you expect? Select one: O a. 3 fragments; 5200, 2700, 2100 bp Ob 2 fragments; 2700, 2100 bp O c. 3 fragments; 3200, 2700, 2100 bp Od. 2 fragments; 5000, 3000 bp Oe. 3 fragments; 5200, 2500, 400 bp
Which process accounts for aneuploidy? Select one: O a. Independent assortment O b. X inactivation O C. Nondisjunction O d. Gamete junction O e. Genetic recombination