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WorksheetsGenetics
Total questions: 20
Worksheet time: 10mins
An allele is:
a heterozygous genotype
another word for a gene
one of several possible forms of a gene
a homozygous genotype
What plant did Mendel use to study the hereditary trait
eggplant
tomato
pea
tea
what can be used to predict the outcome of genetic crosses
Dihybrid cross
Punnett Square
periodic table
Organisims that have 2 identical alleles for a particular traits are
dominant
heterozygous
homozygous
hybrid
____________ is the appearance of an organism, or how it looks
ratio
recessive trait
heredity
phentotype
True or False: offspring receives two sets of genes (one from each parent)
true
false
If a child has blonde hair, they inherited a certain ______ from their parents
ratio
sex chromosome
probability
trait
______________is the mathmatical chance that something will happen
divison
ratio
probability
True or false: sex cells are cells that join together to make off spring
False
True
True or false: Heterozygous is when you have two different alleles
True
False
DD is an example of
recessive
dominant
homozygous dominant
homozygous recessive
True or false: phenotype is the physical look of a trait
true
false
dd is an example of
recessive
homozygous recissive
dominant
homozygous dominant
Codominance is the phenotype that shows both traits
true
false
Ff is an example of
dominant genes
homozygous genes
recessive genes
heterozygous genes
The science of heredity
chemistry
physics
genetics
ecology
Why did Gregor Mendel chose to study pea plants in order to learn how traits are passed from parent to offspring
Pea plants are expensve
pea plants grow quickly
pea plants take years to grow
which shows a recessive homologous trait
FF
Ff
ff
Gregor Mendel studied pea plants and their traits
True
False
What percentage of the offspring will have recessive homozygous genotypes
0%
100%
25%
50%
