WorksheetsMendelian and Nonmendelian Inheritance and Pedigrees
Total questions: 22
Worksheet time: 14mins
Name
Class
Date
1.
Having two of the SAME alleles for a trait (example HH or hh):
a)
homozygous
b)
heterozygous
c)
recessive
d)
whack, dawg.
2.
What is the cause of some traits "skipping" a generation?
a)
dominant traits
b)
recessive traits
c)
blind dumb luck
d)
homologous chromosomes
3.
An allele whose trait only shows up when no dominant allele is present.
a)
stealth ninja spider-monkey allele
b)
dominant allele
c)
recessive allele
d)
present allele
4.
This type of inheritance pattern is a MIXTURE of both traits, like the old theory of blending
a)
incomplete dominance
b)
co-dominance
c)
complete dominance
d)
recessive pattern
5.
This type of inheritance pattern shows BOTH traits in possible offspring:
a)
complete dominance
b)
incomplete dominance
c)
co-dominance
d)
Indomitable
6.
When two or more genes control one single trait.
a)
Multiple Alleles
b)
Several Genes
c)
Polygenetic Traits
d)
Genotype
7.
When two or more alleles for a trait exist in a population. Ex: Different hair colors or blood types
a)
SHAZAM!
b)
Multiple Genes
c)
Multiple Alleles
d)
Polysaccharide
8.
The Father of Genetics is:
a)
Mike the Barber
b)
Howie Mendel
c)
George Mandible
d)
Gregor Mendel
9.
An organism's genetic make-up, like having a TT or Tt allele:
a)
phenotype
b)
genotype
c)
dominant
d)
recessive
10.
In this Punnett Square, bb is crossed with BB. What is the probability of a resulting Bb?
a)
0%
b)
25%
c)
50%
d)
100%
11.
Having two different alleles for a trait (example Hh):
a)
homozygous
b)
heterozygous
c)
dominant
d)
purebred
12.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous
d)
BB
13.
What factors can affect a person's height?
a)
genes only
b)
both genes and environmental factors
c)
a person's blood type
d)
a person's karyotype
14.
The position on a chromosome, such as denoted by the P, a, B, or b on the diagram is called a:
a)
locus
b)
radish
c)
locust
d)
genolocation
15.
In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?
a)
rr
b)
R
c)
RR
d)
RR or Rr
16.
What you see, or the visible result of heredity.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
17.
___________is the likelihood, or chance, that a certain event will occur.
a)
Chuck Norris
b)
Probability
c)
Locus
d)
Inheritance
18.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
19.
Which of the following genotypes is homozygous dominant?
a)
type A blood
b)
Aa
c)
AA
d)
aa
20.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
21.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
22.
In the punnett square shown, what must the genotype of the missing parent be?
a)
BB
b)
Bb
c)
bb
d)
Tt
100 %
