BIOS 252 COMPREHENSIVE EXAM QUESTIONS
WITH CORRECT ANSWERS 2026
Biological catalysts that speed up chemical reactions by lowering activation energy: - correct
answer -enzymes
A molecule that freely disassociates with water resulting in a low ph solution: - correct answer -
acid
A lipid bilayer that controls the exchange of materials between a cell's internal and external
enviornments - correct answer -the plasma membrane
The basic structure of almost all cell membranes - correct answer -the lipid bilayer
A molecule that neutralizes acids - correct answer -a base
A control mechanism where a systems output reduces the effects of the bodies initial stimulus -
correct answer -negative feedback
Has four main components plasma, red blood cells, white blood cells and platelets - correct
answer -blood
Divides body into left and right - correct answer -sagittal plane
Divides body into top and bottom - correct answer -transverse plane
A muscle that provides major force for producing a specific movement - correct answer -agonist
WITH CORRECT ANSWERS 2026
Biological catalysts that speed up chemical reactions by lowering activation energy: - correct
answer -enzymes
A molecule that freely disassociates with water resulting in a low ph solution: - correct answer -
acid
A lipid bilayer that controls the exchange of materials between a cell's internal and external
enviornments - correct answer -the plasma membrane
The basic structure of almost all cell membranes - correct answer -the lipid bilayer
A molecule that neutralizes acids - correct answer -a base
A control mechanism where a systems output reduces the effects of the bodies initial stimulus -
correct answer -negative feedback
Has four main components plasma, red blood cells, white blood cells and platelets - correct
answer -blood
Divides body into left and right - correct answer -sagittal plane
Divides body into top and bottom - correct answer -transverse plane
A muscle that provides major force for producing a specific movement - correct answer -agonist
