The study of heredity and the variation of inherited characteristics.
100
What is Evolution
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth
100
What is Meiosis
A type of cell division that results in two daughter cells each with half the chromosome number of the parent cell.
100
What are Mutations
The changing of the structure of a gene
200
What is an Allele?
One of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
200
describe a gene pool.
The stock of different genes in an interbreeding population.
200
what causes genetic mutation?
causes of genetic mutation are because of a base substitution
300
what is the word for a physical trait?
Polygenic Trait
300
What causes genetic variation?
inbreeding and outbreeding
300
summarize steps of Meiosis
Prophase I
Metaphase I
Anaphase I
Telophase I
Meiosis II
Prophase II
Metaphase II
Anaphase II
Telophase II
300
name mutations
Deletion, Insertion, Substitution
400
What do Geneticist use to guess the outcome of the ploygentic traits?
Punnett squares
400
what is natural selection?
The process whereby organisms better adapted to their environment tend to survive and produce more offspring.
400
purpose of meiosis
The purpose of meiosis is to create gametes by increasing the number of chromosomes.
400
True or False: Gene mutations that can lead to cancer
True
500
hows do genes and the environment effect each other?
certain environmental conditions can cause mutations
500
what part of Darwin observations supported his theory evolution? (Galapagos islands)
the necks of the tortoise and beaks of the birds
500
What does meiosis produce?
Four genetically different gametes
500
two ways genes can become mutated
Mutations can be inherited or Mutations can be acquired.