WorksheetsGenetics Exam 1 Review Quiz
Total questions: 20
Worksheet time: 1hrs 22mins
What does DNA Stand for?
Nucleic Acids
Deribosenucleic Acid
Deoxyribonucleic Acid
Deoxynucleic Acid
Which of the following is NOT a nucleotide
Adenine
Guanine
Absorbine
Cytosine
DNA is a code that tells our body how to make ___________
Cells
Protiens
Genes
Chromosomes
The DNA molecule is found in what part of the cell
Nucleus
Cytoplasm
Cell Membrane
Intracellular space
According to Chargoff's Rule, if I had a DNA molecule with 27% Adenine, it would have to have _________ % Thymine
23%
25%
27%
29%
According to Chargoff's Rule, if I have a DNA molecule with 18% Thymine, it must have __________ % Guanine
64
18
30
32
A person who has both the dominant and recessive version of an allele is ____________
Homozygous
Polyzygous
Recessive
Heterozygous
A person who has both a dominant allele and a recessive allele would display which phenotype
The recessive phenotype
50% chance of displaying either
The dominant phenotype
A mix of the two alleles
___________ is the process of passing on traits to offspring
Biology
Cloning
Heredity
Breeding
In a Punnett Square with a homozygous dominant father and a homozygous recessive mother, what percent of offspring will show the recessive phenotype?
0%
25%
50%
100%
In a Punnett Square with a heterozygous father and a heterozygous mother, what percent of offspring will display the dominant phenotype?
0%
25%
50%
75%
A genotype represents
The two alleles an organisms inherits from its parents
The physical appearance of a trait
The full molecule of DNA an offspring will have
How many chromosomes an organism has
In a Punnett square, the offspring of a homozygous dominant crossing can't show the recessive trait.
True
False
A human has how many chromosomes
21
22
23
46
After a single human cell has gone through S-phase, how many chromosomes does it contain?
13
23
46
42
An organism with the genotype "Ee" would show what phenotype?
Dominant
recessive
codominant
a mix of dominant and recessive
I breed Rose with red flowers and a rose with white flowers. The offspring all have pink flowers. This is known as
Incomplete dominance
Punnett Cross
Codominance
Antidominance
This spotted diary cow's hair color shows
Incomplete dominance
Codominance
Recessive dominance
Speckled dominance
In a one-factor cross, if I breed a homozygous recessive and a heterozygous organism, the offspring would have have what phenotype
100% Dominant
75% Dominant
50% Dominant
25% Dominant
Adenine, Thymine, Cytosine and Guanine make up the
Nucleus
Proteins
Nitrogen bases
Ribosomes
