Week 1 Flashcards
Allele
Alternate versions of a gene
Where is the locus located?
Physical location On the chromosome
Genotype
Genetic code for a characteristic
Phenotype
Observable characteristics of an organism
Fitness
An organisms reproductive success
Genotype + environment =
Phenotype
Trait
An observable feature of an organism
Population
Group of interbreeding organisms, in a particular geographic area
The Disease Triangle (fundamental concepr in the study of pathogenesis)
host, pathogen, environment
Evolution Triangle (fundamental concepts in the study of biodiversity)
System of reproduction, means of varation, systen of selection (natural or artificial)
Correlation
Two things or events change together
Causation
One thing directly causes change in another
What does it mean that organisms have a nearly universal genetic code?
A specific DNA sequence encodes the same information in one species as it would in nearly any other.
An adaptation is __________.
a trait that gives an organism a reproductive advantage in the current environment
