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15 questions
The inherited traits of an organism are determined by
leukocytes
cytoplasms
genes
enzymes
The passing of traits from parents to offspring is known as
Generation
Heredity
Inheritance
DNA
What model is used to predict possible outcomes of offspring based on the genes of the parents?
punnett square
periodic table
dihybrid cross
T-chart
In which organelle is DNA usually found ?
cell membrane
vacuole
chloroplast
nucleus
A trait that is ALWAYS present and prevents other traits from being expressed is a ________________________
recessive trait
aggressive trait
absent trait
dominant trait
Which of the following represents a heterozygous genotype?
RR
ST
Ss
TT
Which of the following represents a homozygous genotype?
Rr
PS
PP
Pp
Each genotype has two forms of the same trait known as
chromosomes
alleles
DNA
phenotypes
Humans have _____________________pairs of chromosomes containing all genetic information
10
15
18
23
Which of the following is true?
Your DNA is the same as your siblings'
Your DNA is the same as your mother's
Your DNA is the same as your father's
Your DNA is unique to you
Besides genetics, which of the following factors affects your growth and development?
How you treat others
How much you study
Nutrition and the environment
Your extended family
What is the relationship between DNA and chromosomes?
Chromosomes are made of DNA
DNA is made of chromosomes
Chromosomes and DNA are made of the same thing
DNA causes mutations in chromosomes
If a black rabbit (Bb) is mated with a white rabbit (bb) , what percentage of rabbits in the next generation will be white?
0%
25%
50%
75%
A brown-eyed mother and a blue-eyed father have 4 children. Three children will probably have brown eyes because
blue eyes are a successful trait
blue eyes are a submissive trait
brown eyes are a dominant trait
brown eyes are a recessive trait
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