Vocabulary Review
GENETICS
1
Study of how characteristics
are transmitted from parent
to offspring
GENETICS
2
The father of genetics
GREGOR MENDEL
3
Physical feature determined
by the genotype
PHENOTYPE
4
Plant used by Mendel for his
hereditary studies
GARDEN PEAS
5
Transmission of
characteristics from parent
to offspring
HEREDITY
6
A genetically determined
characteristic
TRAIT
7
Stronger of two alleles that
shows up most often
DOMINANT
8
Transferring pollen grains
from anthers to the stigma of
flowers
POLLINATION
9
How garden peas are
pollinated
SELF
POLLINATION
10
Female part of a flower
STIGMA
11
Having identical alleles (AA or
aa)
HOMOZYGOUS
12
Another term for a
heterozygous genotype
HYBRID
13
Law stating that a pair of
alleles will separate whenever
gametes are formed
LAW OF
SEGREGATION
14
F1 Dihybrid phenotypic ratio
9:3:3:1
15
A genotype having one
dominant and one recessive
allele
HETEROZYGOUS
16
Law stating that alleles
separate independently of
each other when sperm and
eggs are formed
LAW OF INDEPENDENT
ASSORTMENT
17
F1 Monohybrid Genotypic ratio
1:2:1
18
F1 Monohybrid Phenotypic
ratio
3:1
19
How Mendel pollinated garden
peas
CROSS
POLLINATION
20
Male part of a flower
ANTHER/STAMEN
21
The generation of truebreeding plants that Mendel
used first
P1 GENERATION
22
Two forms of a gene
ALLELES
23
Instructions on DNA that
code for specific proteins or
traits
GENES
24
The weaker of two alleles in a
pair that is often masked by
the dominant allele
RECESSIVE
25
Gene combination in the
offspring
GENOTYPE
26
Dominance that occurs
whenever both alleles for a
trait are expressed
CODOMINANCE
27
Type of genetics that studies
the genes and chromosomes
of an organism
MOLECULAR
GENETICS
28
Type of letter used to
represent a dominant allele
CAPITAL
29
What Mendel called alleles in
his experiments with pea
plants
FACTORS
30
The likelihood that an event
will occur like tossing heads
or tails on a coin
PROBABILITY
31
Cross involving two traits
DIHYBRID
32
Dominance that occurs
whenever the hybrid genotype
produces a new, intermediate
phenotype
INCOMPLETE DOMINANCE
33
Used to solve genetics
problems
PUNNETT SQUARE
34
Generation of all hybrids
produced by crossing two pure
organisms
F1 GENERATION
35
Crossing a hybrid with a pure
organism is this type of cross
(1:1)
TESTCROSS
36
Genetic cross involving a
single trait
MONOHYBRID
37
Type of dominance in which
the dominant allele is always
expressed
COMPLETE
DOMINANCE
38
Generation that shows a 3:1
ratio of phenotypes
F2 GENERATION
39
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