WorksheetsAmoeba Sister Pedigree
Total questions: 10
Worksheet time: 5mins
What does a circle represent in a pedigree?
Females
Males
Marriage
Children
What is the correct order of chromosomes in human body cells?
22 autosomes and 2 sex chromosomes
44 autosomes and 2 sex chromosomes
23 autosomes and 1 sex chromosome
45 autosomes and 1 sex chromosome
What does shading in a pedigree symbolize?
A non-inherited trait
A trait being tracked
A marriage line
A dominant trait
How many generations are depicted in the described pedigree?
1
2
3
4
What type of trait is being tracked in the pedigree?
Autosomal recessive
Sex-linked recessive
Autosomal dominant
Sex-linked dominant
What is the genotype of an individual with attached earlobes in the pedigree?
EE
Ee or EE
Ee
ee
How can a female be a carrier of a sex-linked recessive trait?
If she has one dominant and one recessive allele
If she has two dominant alleles
If she has two recessive alleles
If she is shaded in the pedigree
What does the presence of a marriage line between two shapes indicate?
Siblings
Parents
Children
A couple
What is the significance of roman numerals in a pedigree?
To denote the number of traits being tracked
To show the number of males
To represent generations
To indicate the number of children
What does an autosomal recessive trait imply about its inheritance?
It is inherited on sex chromosomes
It is not inherited
It is expressed only when two recessive alleles are present
It is expressed even with one dominant allele
