Classification System
Who created the classification system?
Carolus Linnaeus
What pH level is neutral?
7
What does unicellular mean?
made of only one cell
What is a molecule?
two or more atoms linked together to make a substance with unique properties
What is the purpose of DNA?
it holds lots and lots of information
What are the 7 classification levels?
Kingdom
phylum
class
order
family
genus
species
When a living organism stops using energy what happens to it?
it dies.
What scientific term is given to something that's alive?
Living Organism
!! Daily Double !!
What are the four main categories of the molecules of life?
Carbs
Lipids (Fats)
proteins
Nucleic Acids
What part of DNA is the backbone?
It's the outside structural pieces (pipe cleaners)
What to classification levels show up in an organism's scientific name?
Genus species
What kingdom are humans classified as?
animalia
What four criteria do living organisms have to have to qualify as alive?
reproduce
respond to their environment
have DNA
use energy
What purpose do proteins serve?
They are the building block to different parts of cells and are apart of almost everything that happens in a cell.
Is it possible to pair Adenine with Guanine?
No. Adenine can only be paired with Thymine, and Guanine can only be paired with cytosine.
What is a biblical kind?
If two animals can reproduce they are a kind.
What three things does the cell theory tell us?
All cells come from preexisting cells
all living things are made of cells and the product of cells
cells perform the functions of living things
On a cellular level, what must take place for an organism to grow?
They have to create more cells than are killed off.
Enzymes are categorized under what molecule category?
Proteins
What are the 4 nucleotide bases that make up DNA?
Adenine
Thymine
Cytosine
guanine
What are the 6 kingdoms in the classification system?
Animalia
Plantae
archaebacteria
eubacteria
fungi
protista
When DNA is referred to as a Double Helix what does that mean?
The structure of DNA twist around together like a latter
What are the six characteristic of a living thing?
Life cycles
Reproduce
Grow
made of cells
Organisms require energy
respond to their environment
Although they serve a simliar purpose, what is a key difference between carbs and lipids?
Carbs are quick energy and lipids are stored energy
What does DNA stand for?
deoxyribonucleic acid