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WorksheetsUnit 5 Review Quizizz
Total questions: 20
Worksheet time: 10mins
Which genotype below is HETEROZYGOUS?
IAi
IAIA
IBIB
ii
Which genotype is homozygous dominant?
AA
aa
Aa
IAIB
Colorblindness is a sex-linked recessive condition. A colorblind man has a daughter. What is her genotype?
XAXa
XaXa
XAXA
XaY
For the traits of eye size and feet color, a critter has this genotype: EEGg. What will be the gametes that this critter produces? Remember to FOIL (first, outside, inside, last)
EG, Eg, EG, Eg
EG, eg, EG, eg
EG, Eg, eG, eg
eg, eg, EG, EG
Men have sex-linked recessive disorders more than women because . . .
Men only need ONE copy of the recessive X chromosome
Men only need one copy of the recessive Y chromosome
The X chromosome doesn't work in men
The Y chromosome creates many problems
The purpose of a Punnett Square is to find out . . .
the results of mitosis
the results of meiosis
the actual results of a cross
the probable results of a cross
What do you call a mutation that deletes a single nucleotide?
single gene mutation
frameshift mutation
translocation
chromosomal
If a mutation affects offspring, which kind of cell does it happen in?
sex cells
brain cells
body cells
blood cells
What is the correct scientific name for humans?
Homo Sapiens
Homo sapiens
Homo Sapiens
Homo sapies
Which species are the most closely related?
Ursus arctos and Ursus americanus
Ursus arctos and Canis arctos
Ursus arctos and Canis lupus
None of these are related
Where does transcription take place?
In the nucleus
In the cytoplasm
At the ribosome
At the cell membrane
In transcription . . .
DNA is replicated into more DNA
DNA is used as a template to form mRNA
mRNA codons match anticodons to form an amino acid chain
DNA codes for an anticodon to make a protein
Where does translation take place?
At the ribosome
In the nucleus
At the cell membrane
Outside the cell
During translation,
DNA is used as a template to form mRNA
DNA is replicated to form more DNA
mRNA codons match tRNA anticodons to create an amino acid chain
DNA is directly used to make proteins
Which sex chromosomes can be found in a human ovum (egg cell)?
Two X
One Y
Either one X or one Y
One x
floats in the cytoplasm of eukaryotes
cannot be copied
is the sequence of proteins
is the sequence of DNA nucleotides
Human blood type demonstrates co-dominance, where the IA and IB alleles are dominant, and the i allele is recessive. A man heterozygous for type A marries a woman who is heterozygous for type B. What is the expected phenotype ratio for their children?
25% type A, 25% type B, 25% type O, 25% type AB
100% type AB
50% type A, 50% type B
50% type AB, 50% type O
How often do fathers pass sex-linked traits to their daughters?
50% of the time
100% of the time
0% of the time
25% of the time
How often do mothers pass sex-linked traits to their sons?
50% of the time
100% of the time
0% of the time
25% of the time
Which one is NOT a possible mutagen (cause of mutation)?
Radiation
Chemicals
Infection
Exercise
