BCH 4024 OC 3426 SP26 E2 Q41: Which of the following are characteristics of glycogen phosphorylase? It catalyzes the breakdown of glycogen It is regulated by phosphorylation and dephosphorylation It synthesizes glycogen It releases glucose-1-phosphate from glycogen It is activated by AMP

BCH 4024 OC 3426 SP26 E2 Q42: If a cell is completely lacking in the enzyme triose phosphate isomerase, which of the following is a possible result?

Lab 2 Scientific Method What skill is a scientist using when she listens to the sounds that whales makes? A. interpreting dataB. making observations C. making a hypothesisD. drawing conclusions

Golgi apparatus identifies as a structure that is part of the endomembrane system?

Lysosomes perform digestive functions because it contain hydrolytic enzymes break down cellular waste.

Lab 4 Acids, Bases and pH A natural. pH indicator such as red cabbage is added to an aqueous clear solution with a pH value of 5. When the natural pH indicator is added, the observed color and pH value will go toward the left of neutral or toward the right of neutral on the pH scale below? Left of neutral Right of neutral

Lab 3 Properties of Water Surface tension helps some insects “skate” across the surface of the water.

Lab 4 Acids, Bases and pH A chemist measures the pH of a solution to be pH of 2.0 and compares it to the pH of black coffee at a pH of 5.0. How many times more acidic is the solution compared to the black coffee?  Show your calculation for credit. Not exponents.

Lab 1 Scientific Concepts Look at the targets  A,B and C below. Decide whether the “hits” are accurate or precise, both accurate and precise or neither                                                                                                                      

Which matching pair is correct? Centrosome—ATP production Rough ER — packaging of proteins into secretory vesicles Nuclear membrane — regulates transport between nucleus and cytoplasm Centrosome — only in prokaryotes