Worksheets7th Chapter 5 Genetics
Total questions: 33
Worksheet time: 17mins
Passing of traits from parents to offspring
heredity
genetics
traits
gene
The study of how traits are passed from parents to offspring
genetics
heredity
trait
gene
This occurs when multiple genes determine the phenotype of a trait such as skin color
polygenic inheritance
multiple alleles
Mendelian genetics
codominant
Which one of the following is NOT an example of polygenic inheritance?
eye color
height
weight
widows peak
A genetic factor that is blocked by the presence of a dominant factor
recessive trait
dominant trait
codominant trait
polygenic inheritance
Which is NOT a reason Mendel chose to study inheritance using pea plants?
Pea plants reproduce quickly to collect a lot of data fast
Pea plants have easily observed traits such as flower color and pea shape
Mendel could control which pair of plants reproduced
Pea plants were very pretty and fragrant
Which is NOT one of the mutations we studied?
substitution
insertion
deletion
transcription
What is a change in the nucleotide sequence called?
mutation
translation
transcription
replication
The process of making a protein from RNA
translation
transcription
replication
mutation
What is the NOT a description of the shape of DNA?
double helix
single stranded
twisted ladder
twisted zipper
The process of copying a DNA molecule to make another DNA molecule
replication
transcription
translation
mutation
An offspring of two plants with different forms of the same trait
hybrid plant
true-breeding plant
homozygous dominant
homozygous recessive
A plant that always produces offspring with the same trait when it self-pollinates.
true-breeding plant
hybrid plant
heterozygous plant
mutated plant
What nitrogen base is found in RNA but not DNA?
Uracil
Thymine
Guanine
Cytocine
What is the sugar found in DNA?
Deoxyribose
Ribose
Fructose
Sucrose
A molecule made of a nitrogen base, a sugar and a phosphate group
Amino Acid
Carbohydrate
Nucleotide
Lipid
A model that can show phenotypes of genetically related family members; it can also help determine genotypes
pedigree
punnett square
bar graph
pie chart
Which is NOT one of RNA nitrogen bases?
Adenine
Guanine
Uracil
Thymine
Which is NOT one of the nitrogen bases in DNA?
Adenine
Thymine
Cytosine
Uracil
How much of DNA in human chromosomes is considered "Junk DNA"?
97%
67%
37%
75%
When an offspring's phenotype is a combination of the parents and does not look like either one is an example of____
Codominance
Incomplete Dominance
Multiple alleles
Polygentic Inheritance
The different forms of a gene
alleles
nucleotide
chromosome
RNA
A model used to predict possible genotypes and phenotypes of offspring
Punnett Square
Pedigree
Pie Chart
Histogram
A genetic factor that blocks another genetic factor
dominant trait
recessive trait
polygenetic trait
mutation
The genotype when two alleles of a gene are the same
homozygous
heterozygous
mutation
codominance
The genotype when two alleles of a gene are different
homozygous
mutation
heterozygous
codominance
Austrian monk who experimented with pea plants and is known as the "Father of Genetics"
Gregor Mendel
Gregory Montel
Gregor Peadel
Greg Monk
A section on a chromosome that has genetic information for one trait
gene
allele
chromosome
mutation
The different forms of a gene
alleles
chromosomes
centromere
nucleotides
Blood type in humans is controlled by multiple alleles. Which one of the following is NOT one of the alleles?
A
B
C
O
In a Punnett Square, a capital letter stands for what type of allele?
Dominant allele
Recessive allele
Mutated allele
Codominant allele
In a Punnett Square, a lowercase letter stands for what type of allele?
Dominant allele
Recessive allele
Mutated allele
Codominant allele
Which is NOT one of the different types of RNA?
Messenger RNA
Transfer RNA
Ribosomal RNA
Dominant RNA
