#Question id: 33465
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 11085
#Unit 7. System Physiology – Animal
The diagrams show changes in the partial pressures
of oxygen and carbon dioxide as blood flows from the arterial end to the venous
of the pulmonary capillaries. Which diagram best depicts the normal relationship
between Po2 (red line) and Pco2 (green line) during resting conditions?
#Question id: 1379
#Unit 4. Cell Communication and Cell Signaling
Which of the following statements apply to cellulose? Please select all that apply.
a) It is a polyglucose containing beta 1-6 glycosidic bonds.
b) It is a major component of plant cell walls
c) It is a polyglucose containing beta 1-4 glycosidic bonds.
d) It is a major component of Gram negative cell walls.
#Question id: 15289
#Unit 5. Developmental Biology
#Question id: 11504
#Unit 9. Diversity of Life Forms
Which organisms represent the common ancestor of all photosynthetic plastids found in eukaryotes?