Download Genetics: the scientific study of heredity

11-1 The Work of Gregor Mendel
Word
Definition
Genetics
the scientific study of
________
Truebreeding
term used to describe
organisms that
produce __________
identical to
_________ if allowed
to self-___________.
specific ___________
that varies from one
___________ to
another
Trait
Hybrid
_____________ of
crosses between
___________ with
different _________.
Gene
sequence of _______
that codes for protein
and thus determines a
_________.
Allele
one of a number of
_________ forms of a
______.
Segregation
separation of
___________ during
___________
formation
Gamete
specialized cell
involved in ________
reproduction
Paraphrase
Picture
11-1 The Work of Gregor Mendel
1. Genes and Dominance
a. ______________ studied different traits with contrasting _____________________
b. ____________- a specific characteristic such as seed __________ or plant
_____________ that varies from one individual to another
c. _____________- Offspring of parent _______________ with ________________ traits
d. _____________- chemical _____________ that determine ___________
(______________)
e. _______________- different forms of a _________ (____________ or _________)
f. Principle of ______________: Alleles can be dominant or recessive
i. ________________: trait is always seen
ii. ________________: trait is seen if ____________________ is not present
2. Explaining the F1 Cross
a. Segregation- separation of ______________
b. ______________- ________ cells (during formation plant alleles were
___________________)
c. ________ _____ ___________________: Alleles for each trait are
____________________ separated during formation of sex cells (_________________)