Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Genetics
Test Description: Review
Instructions: Answer all questions to get your test result.
1) Factors that control traits are called ________?
A
purebreds
B
genes
C
recessives
D
parents
2) Scientists call an organism that has two different alleles for a trait a _____.
A
hybrid
B
trait
C
factor
D
purebred
3) An organism’s physical appearance is its _____.
A
co-dominance
B
genotype
C
heterozygous
D
phenotype
4) Which term refers to physical characteristics that are studied in genetics (for ex. blue eyes)?
A
offspring
B
generations
C
traits
D
hybrids
5) The different forms of a gene are called ______?
A
traits
B
factors
C
alleles
D
masks
6) What does the notation tt mean to a geneticist?
A
two recessive allels
B
one dominant and one recessive allele
C
at least one dominant allele
D
two dominant allels
7) An organisms genotype is its ______.
A
stem height
B
feather color
C
genetic makeup
D
physical appearance
8) A structure in the cell’s nucleus that contains the genetic information or DNA _____.
A
allele
B
gene
C
link
D
chromosome
9) The scientific study of heredity _______.
A
botany
B
ecology
C
genetics
D
chemistry
10) A cross that shows the genetic crossing of a single trait is a _____.
A
di-hybrid cross
B
trait crossing
C
mono-hybrid cross
D
cross roads
11) What does a Punnett square show?
A
Only the recessive alleles in a genetic cross
B
All of Mendel’s discoveries about genetic crosses
C
Only the dominant alleles in a genetic cross
D
all the possible outcomes of a genetic cross
12) Which trait is controlled by a dominant allele? : W= white flowers, w=purple flowers
A
pink
B
purple
C
white
D
blue
13) Which trait is controlled by a recessive allele? : W= white flowers, w=purple flowers
A
blue
B
purple
C
pink
D
white
14) By analyzing a blood sample, a doctor can tell a patient whether his or her children might inherit a genetic condition. This is true even if the patient doesn’t have that condition. This type of analysis tells the doctor about a patient’s ______.
A
dominant traits
B
phenotype
C
genotype
D
chromosomes
15) What units found on the chromosomes are responsible for an individual’s inherited characteristics?
A
proteins
B
genes
C
phenotype
D
mitochondria
16) Every person who inherits an allele for Huntington’s disease will develop the disease. This condition must be _____.
A
dominant
B
hybrid
C
recessive
D
heterozygous
17) Brown-eyed parents have two brown-eyed children and one blue-eyed child. This can occur because _____.
A
environmental factors can change eye color
B
all humans carry an allele for blue eyes
C
the combination of parental alleles is the same in each offspring
D
the combination of parental alleles is different in each offspring
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?