DCCC BIO 150 Final Exam Study Guide |
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Terms in this set (549)
Hierarchy of Complexity Atom
Molecules
Organelles
Cells
Tissue
Organ
Organ System
Organism
Molecules Particle composed of at least two atoms
Organelles Microscopic structures in a cell that carry out
individual functions
Cells Smallest unit of an organism that carry out basic
functions of life
Tissue Mass of similar cells that form an organ and
preform a specific function
, Organ Structure composed of two or more tissue types
that work together to carry out a particular
function
Organ System Group of organs with unique collective function
Organism Single, Complete indicidual
Metabolism Sum of all internal chemical change/ reactions
Two classes
Anabolism
Catabolism
Produces chemical waste that requires excretion
Anabolism Complex molecules are synthesized from simpler
ones
Protein synthsis
Catabolism Complex molecules are broken down into simpler
ones
Protein digestion
Feedback Mechanism used by the body to maintain
homeostasis
Negative
Positive
Negative Feedback Process in which the body senses a change and
activates mechanisms to negate or reverse it
3 components:
Receptor
Integrating center (control)
Effector
Questions and Answers | Verified Solutions | 2026
Edition | Pass Guaranteed
Save
Terms in this set (549)
Hierarchy of Complexity Atom
Molecules
Organelles
Cells
Tissue
Organ
Organ System
Organism
Molecules Particle composed of at least two atoms
Organelles Microscopic structures in a cell that carry out
individual functions
Cells Smallest unit of an organism that carry out basic
functions of life
Tissue Mass of similar cells that form an organ and
preform a specific function
, Organ Structure composed of two or more tissue types
that work together to carry out a particular
function
Organ System Group of organs with unique collective function
Organism Single, Complete indicidual
Metabolism Sum of all internal chemical change/ reactions
Two classes
Anabolism
Catabolism
Produces chemical waste that requires excretion
Anabolism Complex molecules are synthesized from simpler
ones
Protein synthsis
Catabolism Complex molecules are broken down into simpler
ones
Protein digestion
Feedback Mechanism used by the body to maintain
homeostasis
Negative
Positive
Negative Feedback Process in which the body senses a change and
activates mechanisms to negate or reverse it
3 components:
Receptor
Integrating center (control)
Effector
