BIOL 1406 Exam 2 Review

What are the subunits from which ATP is formed?

• Adenine and ribose

• Adenine, ribose, and three phosphate groups

• Adenine and three phosphate groups

• Ribose and three phosphate groups

What does active transport require?

• A concentration gradient only

• No energy input

• ATP and membrane proteins

• Simple diffusion

The sum of the chemical reactions in a cell constitute its _____.

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-7

The function of sunlight in photosynthesis is to _____.

• Provide electrons directly to the Calvin cycle

• Split water to release oxygen

• Excite electrons in chlorophyll to higher energy states

• Convert carbon dioxide into glucose

Tags

NGSS.HS-LS1-5

What is fermentation?

• Aerobic breakdown of glucose

• Anaerobic pathway that regenerates NAD+ to allow glycolysis to continue

• Process that produces ATP in the electron transport chain

• Light-dependent reaction of photosynthesis

Tags

NGSS.HS-LS2-3

Why are plants green?

• They absorb green wavelengths of light best

• They reflect green light due to chlorophyll pigments

• They contain carotenoids that emit green light

• Their cell walls are green

The majority of the carbon dioxide we exhale is produced in what process?

• Glycolysis

• Fermentation

• Citric acid cycle

• Light reactions of photosynthesis

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-7

Where does glycolysis occur?

• Mitochondrial matrix

• Cytosol

• Thylakoid lumen

• Nucleus

What is osmosis?

• Active transport of ions across a membrane

• Diffusion of water across a selectively permeable membrane

• Bulk movement of materials out of a cell

• Movement of solutes from low to high concentration

What process is responsible for moving large cellular products and wastes across the cell membrane and out of the cell?

• Endocytosis

• Exocytosis

• Facilitated diffusion

• Pinocytosis