WorksheetsHeredity
Total questions: 21
Worksheet time: 11mins
Which is NOT a reason cells undergo mitosis?
growth
make sperm and egg
repair damaged cells
replace dead cells
What is the name of the process that creates sperm and egg?
mitosis
meiosis
interphase
cytokinesis
How many chromosomes are in a human sperm?
23
23 pairs
46
46 pairs
How many chromosomes are in normal body cells, like in your muscles or skin?
23
23 pairs
46 pairs
92
Alleles from each parent mix to form traits during...
mitosis
meiosis
fertilization
attraction
Which individual is considered the "Father of Genetics"?
Matthias Schleiden
Robert Hooke
Charles Darwin
Gregor Mendel
When is the only way a recessive allele able to be expressed?
Homozygous Dominant
Heterozygous
Homozygous Recessive
Recessive alleles are always expressed
Which is a dominant trait?
blue eyes
brown hair
blonde hair
inability to roll tongue
What can a Punnett Square be used for?
doing your ELA homework
measuring and cutting wood for birdhouses
line dancing in Texas
predicting traits in offspring
Heredity is...
the study of criminal investigations.
the study of how traits are passed from parents to offspring.
the study of spiders.
the study of how organisms evolve over time.
Which is NOT a characteristic of dominant traits?
appears less often
capital letter
masks the recessive
appears no matter what
Can parents with brown eyes have a blue eyed child?
Yes, if they are both homozygous recessive.
Yes, if they are both heterozygous
Yes, if they are both homozygous dominant.
No. It can never ever ever happen.
Sometimes mistakes happen when a gene is being transcribed. What is this called?
trisomy
monosomy
pedigree
mutation
Which genotype is considered to be homozygous dominant?
BB
Bb
bb
Homozygous dominant is a figment of Ms. Emers' imagination
Which one of the following is an ACQUIRED trait (not inherited)?
tattoos
cleft chin
dimples
gender
Mutations can lead to...
genetic disorders.
evolutionary adaptations.
new traits.
all of the above!
Gregor Mendel found that dominant traits appear in what ratio to recessive traits?
1:1
2:1
3:1
4:1
Which is NOT one of the three parts to a Punnett Square?
Key
Square
Answer
Incomplete sentence in the answer.
The environmental turning on and off of genes is called...
cloning.
pedigrees.
epigenetics.
genetic engineering.
The name of the process that allows gene editing is called...
CRISPR.
MENDEL.
CLONING.
MEIOSIS.
Which kind of cell, present in the gonads, is destined to become a sperm or egg?
Gamete
Germ cell
Guard cell
Gunderson's cell
