TEST 2026 COMPLETE QUESTIONS AND
ANSWERS GRADED A+
●● Organisms that are consumers who do not make their own food are
also called what?
Answer: heterotrophs
●● What drives the movement of molecules from one side of a
membrane to another?
Answer: Passive or Active Transport
●● How many (net) ATP do you get from fermentation?
Answer: 2 ATP per glucose molecule
●● What kind of reaction requires the input of energy?
Answer: Endergonic Reaction
●● Where do the light reactions take place?
Answer: Thylakoids (Only in the presence of light)
●● What affects how fluid a membrane is?
,Answer: Fluid-Mosaic Model
●● What is the chemical formula for glucose?
Answer: C6H12O6
●● What are the 4 phases of cellular respiration?
Answer: glycolysis, preparatory reaction, citric acid cycle, electron
transport chain (ETC)
●● Where does the Calvin cycle take place?
Answer: stroma
●● What are three pigments involved in photosynthesis?
Answer: Chlorophyll a
Chlorophyll b
Carotenoids
●● What type of molecule is water loving and water hating?
Answer: Amphipathic molecule
●● Which organelle is associated with respiration?
Answer: Mitochondria
,●● What protein has a tightly bound heme group similar to hemoglobin?
Answer: Cytochrome
●● How many amino acids can be synthesized by adult humans?
Answer: 11
●● How many reactions make up glycolysis?
Answer: 10
●● What is the name for a protein in a plasma membrane that has
proteins attached to sugars?
Answer: Glycoproteins
●● What are the six types of proteins involved with membrane structure
and function?
Answer: Channel Proteins
Carrier Proteins
Cell Recognition Proteins
Receptor Proteins
Enzymatic Proteins
Junction Proteins
, ●● What is the name of the protein that allows water to cross a
membrane?
Answer: Channel Proteins
●● What gas is a by-product of photosynthesis?
Answer: Oxygen gas (O2)
●● What is the "build up" of molecules in metabolism?
Answer: Anabolism
●● What are organisms that are photosynthetic and make their own
food?
Answer: Autotrophs / Photoautotrophs
●● Name three molecules that irreversibly inhibit an enzyme as a
poison.
Answer: Cyanide (inhibits enzymes for ATP production)
Sarin (inhibits enzymes located at the neuromuscular junction)
Warfarin (inhibits an enzyme responsible for the blood clotting process)
●● The citric cycle is also called what?
Answer: Krebs cycle