A species that is "ancient", or similar to the ancestor that gave rise to the group of study. It lacks traits that show up in other organisms.
What is Primitive
100
Darwin's first book on evolution, came out in 1859.
What is In the Origin of Species by Natural Selection"
100
how does variation arise?
What is mutation of DNA
100
how many mass extictions have occured?
What is 5
100
the domain of prokaryotes containing peptidoglycan in the cell walls
What is domain bacteria
200
The term used to describe all organisms in an area, plus the nonliving environment.
What is an ecosystem
200
Was a museum collector and sent Darwin a paper with his thoughts on Natural selection.
Who is Alfred Wallace.
200
Why doesn't a male and female's offspring only have four different types of offspring?
What is independent assortment and crossing over
200
name two causes of mass extinciton
What is asteroid impacts, climate change, continental drift
200
The larger of the two prokaryote domains
What is bacteria
300
A newly developed classification system that better reflects the actual path of evolution.
What is phylogentic systematics/cladistics
300
Darwin and Wallace presented 3 main ideas
What is Species change, all organisms arose from a single common ancestor, and natural selection creats change.
300
Describe a virus's life cycle
What is a virus floats in space until it attaches to prefered host cell, it then injects it's DNA/RNA and tricks the host cell into making copies of itself. The host cell then dies and releases new viruses.
300
what epoch was the most recent glacier period in?
What is the pleistocene epoch
300
list four main components of bacteria cell structure
What is cytoplasm, DNA, rybosomes, cell wall, cell membrane, nucleoid region.
400
a hypothesis that hs ben tested and supoorted many times, and is now widely accepted by science.
What is a theory
400
1. variation exists in a population 2. some variation is heritable 3. more individuals are born then can survive. 4. ?
what is the missing component of natural selection?
What is unequal survival and reproduction
400
A chang in the population which arises by the fact that some individuals in the population don't breed which illuminates specific traits.
What is genetic drift
400
What was the name of the single mass coninent from which our current continent setting formed?
What is pangea
400
a group of cells living together but only weekly relying on one another
What is a colony
500
This definition was given my Ernst Mayr. He said a species is a group of individuals that can breed successfully with each other but now with other organisms.
What is the biological species concept
500
this person's works were discovered after Darwin died, which helped gain the support of Darwins work.
What is Mendel
500
the formation of a new speices from an existing one after the opulation breaks into two seperate geographical locations.
What is allopatric speciation
500
Why does australia have some of the most unique species in the world?
it was one of the first continents to seperate and isolate itself from pangea