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Date:
Mendelian Genetics (Chapter 11, sections 1+ 2)

Genetics = branch of _____________ that studies ____________
(_______________ inheritance)

Gregor Mendel (1822-1884)

________________ of genetics

Austrian _______________

In charge of the ________________ _______________

Experimented with _______________ _______________

observed _______________ traits that only occur in one of
_______________ forms

Mendel knew an important _______________of his pea plants: The
_______________ have __________ male and female reproductive parts.

P_______________

Pea plants contain both _______________and _______________
parts, so they can produce seeds by… _______________

Pea plants can also produce seeds by the plant’s egg cells
receiving the pollen of _______________ plant =_______________

Mendel’s _______________ and Conclusions:
1. _______________ characteristics are determined by ____________.
Genes are _______________ from _______________ to their
_______________.
2. Some forms of a gene (_____________) may be ______________ and
others may be ______________________.
3. In most _______________ reproducing organisms, each adult has
_______________copies of each gene—one from
_______________parent. (________________________________)
4. The _______________ for _______________ genes usually segregate
_______________ of one another. (Law of Independent Assortment)

Terminology:
1. Gene- a _______________ of DNA that _______________ a specific ______
2. Allele – alternative _______________of a _______________
3. Trait—a _______________ of a species
4. Dominant gene—the presence of this type of gene will
_______________gene
5. Recessive gene— this gene is ____________ by the other gene unless there
are two copies of the recessive form.
6. Hybrid- __________________ of parents with __________________ traits
7. Homozygous - _______________pairs of genes for a _______________ trait
are the _______________
8. Heterozygous - _______________ pairs of genes are _______________
9. Genotype – the _______________ makeup of an organism
(ie. _______________)
10. Phenotype – the _______________ _______________ of an organism
(ie.________________, etc.)

M_______________ Crosses
=A _______________ between individuals that involves
_______________ trait

P_______________ S_______________!!!
= _______________ used to determine the _______________ of offspring of a
cross between two _______________

D_________________ Crosses
=A ___________ between individuals that involves
____________________
_________ of contrasting traits