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Ch 11 Genetics (11.1, 11.2, 11.3) Flashcards | StudBud
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Ch 11 Genetics (11.1, 11.2, 11.3)
Ch 11 Genetics (11.1, 11.2, 11.3)
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Review for Intro to Genetics
Flashcards
22 cards
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Practice quiz
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Questions
22
Answers
1
Which of the following genotypes would look the same?
rr and RR
Rr and rr
None of these
Rr and RR
2
Which is not an example of a trait?
Shape of a plant
Environment
Eye Color
Height
3
What is the number that describes how likely it is that an event will occur?
Probability
Whole Number
Luck
Prediction
4
If the Genotype is written as two DIFFERENT letters (Bb) it is called...
Heterozygous
Dominant
Homozygous
Recessive
5
What percent of your genes come from your mother?
30%
50%
100%
25%
6
What type of plant did Gregor Mendel study?
Pea Plants
Sunflowers
he studied bugs
pumpkins
7
What is heredity?
The study of genes
Genetics
The passing of genes from one's parents to offspring
8
In the cross TtGg x ttgg, what fraction of the offspring will look dominant for both traits?
3/8
3/16
9/16
1/4
9
A genotype is
Genetic makeup
One allele
A physical apperance
10
A phenotype is
Physical appearance
Another word for gene
Two alleles
11
In the cross Bb x bb, how many offspring are likely to be dominant?
4/4
1/4
1/2
3/4
12
The trait that takes over is called the...
Blood type
Recessive trait
Dominant trait
Homozygous trait
13
Alleles determine
Your skin color
The shape of your body
Your eye color
All of the above
14
For the genotype below determine what phenotypes are possible.
PP=Purple, pp=White, Pp=Purple
PP=Purple, pp=Purple, Pp=Purple
PP=White, pp=Purple, Pp=White
PP=White, PP=White, Pp=Purple
15
Homozygous dominants are represented with a
Roman numeral
Lower case letter
Capital letter
16
In the cross AaBb x AaBb, how many offspring are likely to be dominant for both traits?
1/16
3/8
3/4
9/16
17
Which term means "same alleles?"
Heterozygous
Hybrid
Homozygous
18
Which of the following is an example of a phenotype?
AA
Aa
Brown Hair
GGRr
19
What is the genotypic ratio for Rr x Rr?
1:2:1
0:2:2
2:2:0
0:4:0
20
What is the study of heredity?
Biology
DNA
Genetics
21
What is the purpose of a Punnett Square?
To determine just the possible genotypes of the offspring
To determine phenotypes of parents
To determine just the possible phenotypes of the offspring
To determine possible genotypes and phenotypes of offspring
22
Who is considered the father of genetics?
Charles Darwin
James Watson
Gregor Mendel
Francis Crick
