Variability, heritability, and different reproduction
What are the components of Natural Selection?
100
anything that prevents individuals of closely related species from interbreeding
What is a reproductive barrier?
100
The spherical shaped cells are cocci and the rod shaped ones are bacilli
What are the spherical prokaryotic cells and what are the rod shaped ones?
200
Natural Selection
__ __ is the process in which organisms with certain inherited traits are more likely to survive and reproduce than individuals with other traits.
200
Charts of family histories which show the phenotypes and family relationships of individuals used to study human genetics.
What is a pedigree?
200
The comparing of body structures in different species
What is comparative anatomy?
200
Selective breeding of domesticated plants and animals to promote the occurrence of desirable traits in the offspring.
What is Artificial Selection
200
X linked chromosomes affect men more than women because women have two x's and men only have one.
X linked chromosomes affect men or women more?
300
The remnants of features that had served as important functions in the ancestors of past organisms.
What is a Vestigial Structure?
300
Incomplete dominance, codominance, and polygenic inheritance.
What are the variations of Mendels Law?
300
Different forms of the foot or leg in a human, cat, and dog.
What is an example of a homologous structure?
300
Evolution that results in a better fit between organisms and their environment.
What is adaptive evolution?
300
because it prevents migrating and the formation of a zygote
Why is behavioral isolation considered a prezygotic barrier?
400
Bacteria and other organisms that can cause diseases
What is a pathogen?
400
Organism reproduction
What is the function of Meiosis?
400
Fossil records, biogeography, anatomy, comparative embryology, and molecular biology.
What is the evidence of evolution found by Darwin?
400
Evolutionary trees show us a succession of related species
What is an evolutionary tree?
400
Lamarck's
Who's theory on evolution was an incorrect theory?
500
Annelids
Worms that have body segmentation are called _.
500
Even though Kevin's mother has unattached earlobes she must have had a carrier trait meaning one of Kevin's grandparents must have attached earlobes.
Make a punnet square and solve the problem. Kevin has attached earlobes. Kevin's dad is homozygous dominant. If both Kevin's parents have unattached earlobes how did Kevin get attached earlobes.
500
C. He proposed natural selection as the mechanism of evolution
What is true of Charles Darwin?
A. He was the first to discover that living things can change or evolve.
B. He based his theory on the inheritance of acquired traits.
C. He proposed natural selection as the mechanism of evolution
500
Sexual Selection
A form of natural selection in which individuals with certain traits are more likely than other individuals to obtain mates.
500
Gastropod, bivalves, and cephalopod.
Classify these molluscs: A garden snail is an example of __, a clam is an example of a __, and a squid is an example of a __.