WorksheetsQuiz: Genetics
Total questions: 25
Worksheet time: 2hrs 5mins
The genotypic percentage resulting from this this cross would be _____________________.
One cat is heterozygous, long hair (Rr), and it mate carries homozygous short hair (rr). What is the probability of the offspring having short hair?
50%
25%
75%
100%
What is the genotype of the missing parent?
BB
Bb
bb
The characteristics that make one individual different from another such as eye color and hair color.
traits
personality
genealogy
fraternal twin
The prefixes "hetero." means ________ and "homo." means ________.
different, same
same, different
A trait controlled by a recessive allele only appears in the organism's phenotype __________
if the organism is a hybrid.
if the organism does not have any dominant alleles.
if the organism is a purebred.
Who was the Austrian monk that experimented on pea plants and is called the "father of genetics"?
Gregor Mendel
Charles Darwin
Francis Crick
James Watson
For starfish like Patrick, a pink body is recessive to a yellow body. Select all genotype(s) that would result in a starfish having a PINK body.
pp
Pp
pP
PP
Both Patrick met Patti are heterozygous for their pink body color, which is dominant over a yellow body color. What are the chances of a child with a yellow body?
0%
25%
50%
75%
100%
Everyone in Squidward’s family is homozygous for light blue skin, which is the dominant trait for body color. He married a girl who has light green skin, which is a recessive trait. Choose ALL the possible genotypes of their children
BB
Bb
bb
light blue
light green
The B stands for bud.
Every human body cell has how many chromosomes?
23 chromosomes
12 chromosomes
46 chromosomes
50 chromosomes
If both alleles are the same in a genotype they are _________.
homozygous dominant only
homozygous recessive only
heterozygous
homozygous dominant or homozygous recessive
What is another way of saying "hybrid"?
What is another way of saying "purebred"?
__________________ is a diagram that can be used to predict the possible outcomes of a genetic crossing.
Mendel Square
Punnett Square
Genetic Square
Allele Square
A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?
