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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
23 cards
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Questions
23
Answers
1
If the Genotype is written as two DIFFERENT letters (Bb) it is called...
Dominant
Heterozygous
Homozygous
Recessive
2
Alleles determine
All of the above
Your eye color
Your skin color
The shape of your body
3
Homozygous dominants are represented with a
Capital letter
Lower case letter
Roman numeral
4
In the cross AaBb x AaBb, how many offspring are likely to be dominant for both traits?
9/16
3/8
1/16
3/4
5
The trait that takes over is called the...
Homozygous trait
Recessive trait
Dominant trait
Blood type
6
What is the number that describes how likely it is that an event will occur?
Whole Number
Probability
Luck
Prediction
7
In the cross TtGg x ttgg, what fraction of the offspring will look dominant for both traits?
3/8
3/16
1/4
9/16
8
What is the purpose of a Punnett Square?
To determine possible genotypes and phenotypes of offspring
To determine phenotypes of parents
To determine just the possible phenotypes of the offspring
To determine just the possible genotypes of the offspring
9
In the cross Bb x bb, how many offspring are likely to be dominant?
3/4
1/4
1/2
4/4
10
Who is considered the father of genetics?
Francis Crick
James Watson
Gregor Mendel
Charles Darwin
11
For the genotype below determine what phenotypes are possible.
PP=Purple, pp=White, Pp=Purple
PP=White, PP=White, Pp=Purple
PP=White, pp=Purple, Pp=White
PP=Purple, pp=Purple, Pp=Purple
12
What is the genotypic ratio for Rr x Rr?
0:2:2
0:4:0
2:2:0
1:2:1
13
What is heredity?
Genetics
The passing of genes from one's parents to offspring
The study of genes
14
A phenotype is
Physical appearance
Two alleles
Another word for gene
15
What percent of your genes come from your mother?
25%
50%
30%
100%
16
Which of the following is an example of a phenotype?
Aa
GGRr
AA
Brown Hair
17
What is the study of heredity?
Genetics
DNA
Biology
18
Which is not an example of a trait?
Height
Environment
Shape of a plant
Eye Color
19
A genotype is
Genetic makeup
One allele
A physical apperance
20
What is the probability that you flip 4 tails in a row?
1/2
1/8
1/16
1/4
21
Which term means "same alleles?"
Heterozygous
Hybrid
Homozygous
22
What type of plant did Gregor Mendel study?
Sunflowers
he studied bugs
pumpkins
Pea Plants
23
Which of the following genotypes would look the same?
rr and RR
Rr and rr
Rr and RR
None of these
