Class Notes (837,178)
Canada (510,153)
Anthropology (1,678)
ANT100Y1 (964)

Biology-Lecture 2-Modern Evolutionary Theory Sep 18 2008

2 Pages
Unlock Document

Marcel Danesi

Reading Notes 09-18-08 Modern Evolutionary Theory O Heredity O Mendels Experiments O Gregor Mendel O Bread several varieties of plea plants and made detailed observations of their offspring O Ex: (I) tall plants with short plants, (II) yellow with green O (I) tallness dominated shortness O (II) green plant disappeared. But then cross seeds from first generation which produced both yellow and green pea plants in ratio O The green trait had not been altered or lost; yellow was simply dominant, and green was recessive O Dominant: the allele of a gene pair that is always phenotypic ally expressed in the heterozygous form O Recessive: an allele phenotypic ally suppressed in the heterozygous form and expressed only in the homozygous form O Genotype: the total complement of inherited traits or genes of an organism O Phenotype: the observable physical appearance of an organism, which may or may not reflect its genotype or total genetic constitution O Genes: The Conveyors of Inherited Traits O Gene : chemical unit of heredity; occur in pairs for each trait and that offspring inherited one unit from each parent O Allele: one member of a pair of genes O If two genes or alleles for each trait are the same, the organism is homozygous O Homozygous : possessing two identical genes or alleles in corresponding locations on a pair of chromosomes O Heterozygous: possessing different genes or alleles in corresponding locations on a pair on chro
More Less

Related notes for ANT100Y1

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.