BSC 2010 1
What is biology?
Bio: life
Ology: the study of
Popultion
Same species group
Properties of life
Order
evolution and adaptations
made of cells
reproduxtion
respond to stimuli
energy procession
growth and development
The biosphere
The entire earth
Ecosystem
Living
abiotic - minerals, o2
Comuunity
All living things in an environment
Population
All organism in single specie in the same area to be able to reproduce
Organism
LIVING THING with same DNA
Organs
Ports of the living thing
Organ
Made of tissue
Tissue
Cells
Cells
Organells
mitcochondria
nucleus
golgu bodies
Molecule
made of Atoms
Structure implies?
Functional
Eukariotyc cell
Has membrane enclosed organells, nucleus
Prokaryotic cell
smaller and does not contain nucleus
The eukaryotic cell evolves from the?
PROKARYITIC CELL
How many chromosomes does a cell contain
Contains DNA
46 chromosomes
23 pairs
Genes are>
units of inheritance
Gene expression
the genetic information encoded by DNA
what are the 4 neuclotide
Adenine
cytocine
thymine
guanine
consumers
organisms use energy to perform work, energy is lost