Vocab
What is adaptive radiation?
involved organisms niches or lifestyles
What is natural selection?
organisms better suited for survival in a given environment
What is a dominant trait?
trait that "won out" in the offspring
Bred animals are known as varieties, bred plants are known as breeds.
False
What is a naturalist?
someone who studies plants & animals by observation
What is a homozygous?
describes when an organism has two identical alleles
Natural Selection is known as...
Survival of the fittest
What is a recessive trait?
trait that disappeared in the offspring
A liger is an example of a hybrid animal.
True
What does GMO stand for?
genetically modified organism
What is heterozygous?
describes when an organism has different alleles?
wow this is awsome
hi
What is a phenotype?
trait that is expressed through characteristics & physical appearance
Selective breeding is used to propagate desirable traits.
True
How does artificial selection differ from natural selection?
Human Influence
What is speciation?
evolutionary process in which one population changes over time to the point where the population is distinct & can no longer interbreed original populations
How can evolution be modeled?
through natural selection
What is a genotype?
genetic makeup of an organism
Gene therapy is an example of natural selection.
False
If a punnett square had gg for the mother & Gg for the father, what would the probability be that that offspring would express the dominant trait?
50%
What is animal husbandry?
branch of agriculture concerned with animals raised for meat, eggs, milk, fertilizer
The passing on of traits from parent organisms to their offspring is referred to as
heredity
Mendel is most famous for his study of ________.
pea plants
Charles Darwin discovered genetics.
False
What happened when Mendel allowed the offspring to self-pollinate?
1/4 population expressed recessive trait