Energy Flow Test #1
The activation energy needed for a chemical reaction is decreased by a
catalyst
What is the name of the process in which ATP is formed?
cellular respiration
What macromolecule can your body not get ATP from?
nucleic acid
Which phrase best describes an exothermic chemical reaction?
releases more energy than it absorbs
What part of the cell makes proteins?
ribosomes
In the cell, which organelle releases cellular energy from food?
mitochondria
Where does this process occur?
mitochondria
If a cell has 16 chromosomes, how many chromosomes will each of its daughter cells have after mitosis?
16
What is the third component of an ATP molecule?
3 phosphates
What is recycled during the ATP-ADP cycle?
ADP and P
Which of the following reactions directly provides chemical energy for most cell functions?
ATP -> ADP + P
What is the first component of an ATP molecule?
Adenine
Identify the products in this reaction: 6H₂0 + 6CO₂ -> C6H12O6 + 6O₂
C6H12O6 and 6O₂
Which macromolecule found in the food you eat will your cells break down first to get ATP?
Carbs
What does an endothermic reaction diagram look like?
Endothermic
What does an exothermic reaction diagram look like?
Exothermic
What is the second component of an ATP molecule?
Ribose
In which phase of the cell cycle is genetic material (DNA) replicated/duplicated?
S
Reactants bind to enzymes at the
active site
This process occurs when the cell uses energy to bring something in from outside the cell.
endocytosis
Chemical reactions that absorb more energy than they release are called
endothermic
A solution that has more solute than a cell is ____________ and will cause the cell to shrivel up.
hypertonic
Energy is released from an ATP molecule for cellular processes when it
loses a phosphate group
Which phrase best describes the function of the ATP molecule?
stores energy
The molecule that an enzyme binds to is known as its
substrate
Where does your body get the energy for reattaching a third phosphate to ADP, creating ATP?
usually from carbs
