Criteria for Life
The 1st criterion of life states that all living contain hereditary information in their ___________
What is DNA?
Cytosine always pairs with ____________
Guanine
The smallest unit of life in creation
What is a cell?
This cell does NOT have a nucleus
What is a bacterial cell?
In the United States, we use this number of domain classification system
What is 3?
The 2nd criterion of life states that all living things use this. They need to "eat".
What is energy?
Adenine always pairs with _____________
Thymine
The process by which green plants and some other organisms use the energy of sunlight and simple chemicals to produce their own food.
What is photosynthesis?
This cell type has a cell wall.
What are plant cells?
Domain Archaea is made up of mostly singled celled prokaryotic microorganism that scientists refer to as
What are extremophiles?
The 3rd criterion for life states that all living things can sense their surrounds and _____________.
What is respond?
A DNA molecule is shaped like a ________________
(twisted ladder)
What is a double helix?
An organism that breaks down the dead remains of other organisms.
What is a decomposer?
This cell has no distinct, membrane-bound organelles
What is a prokaryotic cell?
Binomial nomenclature gives all living things this number of names.
What are 2 names?
The 4th criterion for life is that all living things are made up of ________________.
What are cells?
One side of DNA has the following nucleotide bases in this order.
A-C-C-G-T-T-A-G
The other side has this order.
What is T-G-G-C-A-A-T-C?
A method of sorting things according to shared qualities or characteristics.
What is classification?
This cell has distinct, membrane-bound organelles
What is an eukaryotic cell?
Humans are groups into this Kingdom.
Kingdom Animalia
The 5th criterion of life states that all living things chemically regulate their internal environment so it is stable. This process is called _______________.
What is homeostasis?
The "backbone" of DNA alternates these 2 groups.
(This was the red and black licorice.)
What are a phosphate group and a sugar group?
This is the study of living things.
What is life science or biology?
The DNA is kept in this part of the cell.
What is the nucleus?
This is the broadest taxonomic grouping.
What is kingdom?