Basic unit of structure and function of living things
What is a cell
100
name the 4 unifying principles of biology
1. cell theory
2. gene theory
3. homeostasis
4. evolution
100
physical factors include things such as
What is soil, air, or temperature
100
The diversity of living things is called
What is biodiversity
100
Life began on Earth at least
What is 3.5-4 billion yeas ago
200
Name two of the 7 characteristics of life
1. It responds to the environment.
2. It grows and develops.
3. It produces offspring.
4. It maintains homeostasis.
5. It has complex chemistry. (Uses Energy)
6. It consists of cells. (Organization)
7. Adapt and Evolve
200
characteristics of life are controlled by
What is genes
200
All living things depend on their environment to supply them with
What is food, water, and shelter
200
name the six different kingdoms
Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia
200
who said evolution occurs by natural selection
Who is Darwin
300
process of maintaining stable internal environment
What is homeostasis
300
Chromosomes contain large molecules known as
What is DNA
300
what is a relationship between living things that depend on the same resources
competition
300
name the levels of organization above the individual organism
population
community
ecosystem
biome
biosphere
300
a trait that helps an organism survive and reproduce in a given environment is known as an
What is adaptation
400
accumulated total of all biochemical reactions occurring in a cell or organism
What is metabolism
400
change in the characteristics of living things is called
What is evolution
400
a close relationship between organisms of two different species where at least one of them benefits is know as
What is symbiosis
400
name the 8 levels of taxonomy in order from largest to smallest
domain
kingdom
phylum
class
order
family
genus
species
400
Characteristics of organisms are passed from one generation to the next through
What is genes
500
all living things have a
What is complex chemistry
500
what states some living things produce more offspring than others,so they pass more genes to the next generation than others do
What is natural selection
500
needing other organisms to survive is known as
What is interdependence
500
name the levels an organism can be organized into
cell
tissue
organ
organ system
organism
500
theory suggests that humans and what else have a
common ancestor that lived several million years ago