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NB Intro To Genetics
Test Description: Basic review for NB, used on day 1 right after completing investigating inherited traits
Instructions: Answer all questions to get your test result.
1) The study of heredity is called _____.
A
Allele
B
Genetics
C
Genes
D
Genotype
2) The passing of traits from parents to offspring.
A
genes
B
heredity
C
allele
D
genetics
3) One of the forms of a trait is called a(n) ____.
A
genetics
B
genotype
C
phenotype
D
allele
4) The genetic make up of an organism.
A
gene
B
genetics
C
phenotype
D
genotype
5) The physical characteristic of a gene that is often seen in an organism.
A
trait
B
phenotype
C
genetics
D
genotype
6) Organisms that have two different alleles for the same trait.
A
heterozygous
B
homozygous
C
recessive
D
dominant
7) An organism that has two alleles that are identical.
A
homozygous
B
dominant
C
recessive
D
heterozygous
8) A segment of a gene that codes for a particular protein.
A
trait
B
gene
C
DNA
D
genetics
9) The characteristic of a gene that can easily be observed.
A
gene
B
DNA
C
protein
D
trait
10) The form of a trait (allele) that is expressed over other alleles.
A
recessive
B
dominant
C
trait
D
gene
11) The allele that is often not visible in the organism and usually visible when the alleles are identical.
A
recessive
B
gene
C
genetics
D
dominant
12) A diagram used as a tool to predict the outcome of traits passed on from parents to offspring.
A
Inheritance Chart
B
Amino Acid Code
C
Punnett Square
D
Factor Cross
13) The likelihood that an event will occur.
A
Outcome
B
Statistics
C
Chance
D
Probability
14) The reproductive cells that are passed on from parents to offspring
A
genes
B
genome
C
genotype
D
gametes
15) If two parents are heterozygous, what is the probability that they will have an offspring that is homozygous recessive
A
100%
B
75%
C
25%
D
50%
16) What is the ratio of a dominate trait to be visible in the phenotype if two heterozygous parents are crossed.
A
100%
B
3:1
C
2:2
D
9:3:3:1
17) Gregor Mendel is known for studying.
A
The traits passed on in guinea pigs.
B
The traits passed on in rats.
C
The traits passed on in pea plants.
D
The traits passed on in roses.
18) The spaces outside of a Punnett square represent.
A
genes
B
offspring
C
alleles
D
gametes
*select an answer for all questions
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