Lecture 10 Flashcards
1
Q
Shared characters
A
One that two lineages have in common
2
Q
Sister species
A
Evolved from a common ancestor
3
Q
Morphological traits
A
Physical appearance/structure/form
4
Q
Molecular phylogeny
A
Reconstructing relationships with DNA
5
Q
Founder population
A
a type of genetic drift, occurring when a small group in a population splinters off from the original population and forms a new one
6
Q
Sexual dimorphism
A
distinct difference in size or appearance between the sexes of an animal in addition to difference between the sexual organs themselves
7
Q
Genetic diversity
A
The biological variation that occurs within species
8
Q
Environmental niche
A
The role an organism plays in a community
