Chapter 1 Flashcards
What is the smallest structural and functional unit of an organism?
Cell
a bike functioning when all parts are put together correctly is an example of what?
emergent properties
What is reductionism?
The reduction of complex systems to smaller components that are more manageable
What is an example of structure function correlation?
Flat leaves to maximize light capture for photosynthesis
Cells in small intestine have microvilli to promote digestion
DNA double helix allows for replication
Phospholipid hyrophyllic head makes semi-permeable membrane
What are the characteristics of all living things?
organized reproduce acquire materials and energy grow and develop homeostatic respond to stimuli has evolutionary history
What is energy?
The capacity to do work
What is metabolism?
Reactions by which cells require energy to grow, survive, and reproduce
evolution explains..
the unity and diversity of life
Energy enters an ecosystem as ____ and exits as ______
light, heat
What are the 3 domains of life?
Bacteria, archaea, eukarya
Which domain is often found in extreme environments?
archaea
Humans, plants and fungi are all
eukaryotes
