Aspects of Life
What is the microscopic structure from which all of life is built?
The cell
What is the largest grouping in taxonomy (above kingdom)?
Domain
Animals that can create their own body heat are:
Warm-blooded
What is the genetic material used as a blueprint for all life?
DNA
How many cells are all prokaryotes made of?
Only 1 (they are all unicellular)
In the organization of life, organ systems are made of:
Organs
How many kingdoms are there in taxonomy?
6
The hard shell outside of insects and other small creatures is called a(n):
Exoskeleton
What is the cytoplasm?
The salty fluid that fills all cells
Where is DNA found in prokaryotes?
Free-floating in the cytoplasm (in the nucleoid)
What is the term that describes a physiological setpoint that must be mantained?
Homeostasis
What is the smallest classification in taxonomy?
Species
Animals that birth live young are called:
Viviparous
What are the small machines used in cells to read DNA?
Ribosomes
Extra DNA that a bacteria does not need is called a:
Plasmid
What is the term for a complex organism made of more than one cell?
Multicellular
In what kingdom would you expect to find oyster mushrooms grouped in?
Kingdom Fungi
Why do warm-blooded animals need to eat more than cold-blooded animals?
Warm-blooded animals use extra food as fuel to create heat
What does the plasma membrane do for a cell?
Separates inside and outside environments
Why can't Eukaryotes infect prokaryotes?
Eukaryotes are too large
In the organization of life, organelles are made of these microscopic structures?
What two domains have only unicellular organisms?
Domains Bacteria and Archaea
What are the 3 advantages of having an exoskeleton?
1) Protection
2) Low muscle strain
3) Water-proofing
In what part of all cells can ribosomes be found?
Free-floating in the cytoplasm
What is the difference between flagella and pili?
Flagella move bacteria, pili attach them to things