mod 2 Flashcards
(29 cards)
3 principles of systems
• elements or structures
• interconnections or interactions
• function or purpose
according to Meadow (2008) when a living creature dies, it loses its ________
system-ness
living systems are organized into hierarchies with progressive specialization of functions and complexity emerging from lower level to higher levels of organization also bows as _______
emergent properties
fundamental unit of all substances
atoms
atoms join other atoms to form ______
molecules
Molecules of life
lipids, proteins, DNA, RNA, complex carbohydrates
membrane-enclosed structures performing specific functions within cells
organelles
basic unit of life
cell
aggregate of cells
tissues
organized array of tissues carrying out a specific task
organ
set of interacting organs
organ system
individual that consist of one (unicellular) or more cells (multicellular)
organism
group of species living in a given area
population
all populations occupying a given area form a _______
community
community and non living environment function together as an
ecosystem
the first unit that is complete because it has all the components necessary for survival
ecosystem
the most inclusive level encompassing all regions of earth’s crust, waters, and atmosphere in which organisms live is designated as __________
biosphere or ecosphere
internal dynamic interactions and exchange in environment
transcending factors
a study involving energy and matter conversion
energetics
can be inferred at each level of organization
behavior and development
an often predictable way or pattern by which plant and animal communities develop following disturbances
succession
plays an important role in bringing about diversity
Evolution
processes bringing subsystems into a unified and stable unit
integration and regulation
OPEN SYSTEMS WITH PURPOSES AND GOALS
living systems
