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