What happens when a true-breeding plant self-pollinates?

All of its offspring have the same traits as the parent.

different forms of a characteristic

An allele is dominant in a heterozygote when it is

expressed and the other allele is not.

What did Mendel discover about recessive traits?

Recessive traits reappear in the second generation.

traits passing from parents to offspring

the scientific study of genes and how they are passed

studbud

G7 - 2.2 - Mendel & His Peas - Final Revision

82 termsStudBud Administration29 plays

G8 - Q2 - Mendel and His Peas - Revision: Mendelian Genetics G8 - Q2 - Mendel and His Peas - Revision: This is a review of the basic ideas of heredity (Mendel). G8 - Q2 - Mendel and His Peas - Revision: Mendel's experiments and his laws. G8 - Q2 - Mendel and His Peas - Rev

Flashcards82 cardsFPractice quizPHost liveL

Questions 82

Answers

1
Which science studies how traits are passed from parents to offspring?
Chemistry
Heredity
Genetics
Biology
2
What is found in the anthers of plants?
pollen
ovules
alleles
eggs
3
The different forms of a characteristic, such as brown or red hair...
genotypes
phenotypes
alleles
traits
4
When Mendel let the F₁ generation self-pollinate, what % showed the recessive trait?
25%
100%
10%
75%
5
What is the physical appearance of a trait?
Homozygous
Allele
Genotype
Phenotype
6
What is another term for true-breeding plants?
unit characteristics
hybrid
heterozygous
purebred
7
What symbol in a pedigree represents a female?
Circle
Square
Triangle
Rectangle
8
What are specific characteristics that vary from one individual to another called?
hybrids
generations
alleles
traits
9
Which is NOT an example of a trait?
Intelligence (IQ)
length of kidneys
southern drawl
ovarian cancer
10
If a pea plant were homozygous recessive for height, how would its alleles be represented?
tT
tt
Tt
TT
11
What kind of plant produces offspring with the same traits as the parent?
self-pollinating
cross-pollinating
true-breeding
nonbreeding
12
When Mendel crossed two pure parents, the F₁generation showed which trait?
hidden
unusual
dominant
recessive
13
For the following pedigree, how many generations are there?
4
3
1
2
14
What happens when a true-breeding plant self-pollinates?
Some of its offspring have the same traits as the parent.
None of its offspring have the same traits as the parent.
All of its offspring have the same traits as the parent.
One of its offspring has the same traits as the parent.
15
For the following Punnett square, what is the genotypic ratio?
2:2:0
1:2:1
0:2:2
3:1
16
Which allele is always shown when present?
Dominant
Heterozygous
Recessive
Homozygous
17
What term would be another name for hybrid?
cross breed
homozygous
blending
18
What is the term used for a genotype with two different alleles?
Recessive
Homozygous
Heterozygous
Dominant
19
Who is known as the father of genetics?
Anton Mendel
Hugo De Vries
Gregor Mendel
Charles Darwin
20
The female part of the plant...
anther
pollen
stigma
stamen
21
red is dominant to white. Two Red flower parents have a white flower child, what is their geno?
XY
tt
Tt
TT
22
What is a trait?
different forms of a pedigree
different forms of meiosis
different forms of a characteristic
different forms of chromatids
23
In order to cross-pollinate plants with different traits, _____ need to be removed from 1 plant
anthers
ovules
pistils
petals
24
What do the letters inside the grid of a Punnett square represent?
genotypes of the offspring
chromosomes of parents
phenotypes of the offspring
phenotypes of the parents
25
Which one of the following choices is NOT a reason Mendel chose to work with Garden Peas:
Small
Taste good
Easily distinguishable traits
Produce many offspring
26
What does a horizontal line represent in a pedigree?
Male
Marriage Line
Female
Children's Line
27
How many types of pollination are there?
2
4
1
3
28
Mendel discovered that sometimes a trait that is present in the parent is NOT present in the_.
onspring
offspring
downspring
upspring
29
At the end of Mendel's experiments, the ratios of dominant to recessive characteristics were...
1:4
1:3
3:1
4:1
30
Which of the following is an example of a trait controlled by heredity?
skin color
all of the above
hair color
eye color
31
An allele is dominant in a heterozygote when it is
expressed and the other allele is not.
more desirable than the other allele.
the stronger of the two alleles.
a very common allele in a population.
32
What did Mendel discover about recessive traits?
Recessive traits disappear altogether.
Recessive traits never appear in the second generation.
Recessive traits become dominant.
Recessive traits reappear in the second generation.
33
Will cross pollination always produce hybrids?
yes
no
34
What type of plant was first used to study genetics?
strawberries
corn
peas
beans
35
What is the diagram that is used to predict the possible outcomes of a genetic cross?
Punnett Square
Periodical Chart
Mendel Diagram
Pedigree
36
the result of mixing, through sexual reproduction, two animals of different breeds is ...?
homozygous
hybrid
true-breeding
purebred
37
When Mendel crossed two true-breeding purple flowered pea plants, what percent were white?
100%
25%
75%
0%
38
How many traits in pea plants did Mendel study?
7
14
2
46
39
Which type of pollination is illustrated in the picture?
cross
both
neither
self
40
In the second generation, _____________ reappear after disappearing in the first generation.
dominant traits
incomplete traits
recessive traits
invisible traits
41
This re-appears in the second generation...
heredity
recessive trait
dominant trait
alleles
42
The male part of a plant is known as a(n)...
stigma
ovule
pistil
anther
43
What is heredity?
plants that are cross-pollinated
the ratio of dominant to recessive traits
traits passing from parents to offspring
traits passing from offspring to parents
44
What is the set of alleles for a trait?
Heterozygous
Phenotype
Appearance
Genotype
45
Which genotype is homozygous dominant?
Ff
Jj
jj
JJ
46
Which genotype is heterozygous?
BB
Bb
qq
bb
47
The passing of traits from parents to offspring is called _________.
genotype
heredity
alleles
phenotype
48
Which illustrated a true-breeding plant?
tT
Tt
TT
49
What is genetics?
the scientific study of human populations
the scientific study of genes and how they are passed
the scientific study of the human brain
the scientific study of plants
50
When a plant fertilizes itself, it is a(n).....
allele plant
true-breeding plant
self-pollinating plant
cross-pollinating plant
51
This is the fertilization of one plant to another...
nonbreeding
true-breeding
cross-pollination
self-pollination
52
What diagram is used to construct a family history of a genetic disorder?
Mendel Diagram
Punnett Square
Pedigree
Periodical Chart
53
What is the chance of offspring to be homozygous recessive from parents who are tt and Tt?
1/8
1/2
1/4
1/1
54
Who is the "Father of Genetics"?
Charles Darwin
Gregor Mendel
Reginald Punnett
Cully Gause
55
Eggs are found in the ___________ of plants.
anthers
ovules
alleles
pollen
56
Which genotype is homozygous recessive?
FF
Hh
tt
BB
57
This appears in the first generation...
dominant trait
heredity
genotype
recessive trait
58
For the following Punnett square, what genotype is the arrow pointing out?
Doubled
Homozygous Recessive
Homozygous Dominant
Heterozygous
59
In Mendel's research, what % of the offspring had the recessive trait in the final generation?
100%
50%
25%
75%
60
Which of the following is a reason why Mendel chose to work with pea plants?
Pea plants are true-breeding.
Pea plants grow fast.
Pea plants do not self-pollinate.
Pea plants do not have both male and female parts.
61
In Mendel's experiments when he crossed a true-breeding tall with a short plant, he got what?
medium height
all short
all tall
some of each
62
How many possibilities were there for each of Mendel's traits?
4
7
2
1
63
What is heredity?
the study of how traits are passed from parents to offspring
kids of two parents with different forms of the same trait
a genetically determined characteristic
passing of genetic factors from one generation to the next
64
What ratio resulted from crossing to hybrids?
3/1
4/1
1/1
2/1
65
In the first generation, why were all of Mendel's flowers purple?
Purple is the recessive color.
Purple is the dominant color.
Purple is the darker color.
It is just a coincidence.
66
Who is considered the father of Genetics?
Robert Hooke
Charles Darwin
Gregor Mendel
Mr. Rezes
67
This kind of plant has both male and female reproductive structures...
self-pollinating
non-breeding
true-breeding
cross-pollinating
68
In Mendel's 1st experiment, what was the result when true-breeding plants were crossed?
half were purple and half were white
all purple
all white
all pink
69
A true-breeding plant with purple flowers will always have plants with _______________.
purple flowers
pink flowers
white with purple stripes
white flowers
70
For the following pedigree, how many individuals have the trait?
7
5
12
3
71
For the following Punnett square, what is the probability of getting a dominant individual?
100%
25%
50%
75%
72
In Mendel's 2nd experiment, what was the result when the plants self-pollinated?
3 white, 1 purple
3 purple, 1 white
all white
all purple
73
What term does not belong with the others?
hybrid
homozygous
purebred
true-breeding
74
Which phenotype is shown in a heterozygous individual?
Allele
Recessive
Homozygous
Dominant
75
The study of inheritance is ...?
Genetics
True-breeding
Dominant
Heredity
76
Which type of organism did Mendel use in his research?
sheep
rose
pea
corn
77
Each pea-plant gamete has how many alleles for the height gene?
2
1
3
4
78
Which term is used for a genotype that both alleles are the same?
Homozygous
Dominant
Heterozygous
Recessive
79
Which allele is hidden when present with the dominant allele?
Dominant
Recessive
Heterozygous
Homozygous
80
What is the % chance offspring would be Tall from parents who are both Heterozygote tall?
100%
25%
50%
75%
81
How are recessive traits designated?
pictures
lowercase letters
uppercase letters
abbreviations
82
For an XX female to express a recessive sex-linked trait, she must have
two recessive alleles
two dominant alleles
a Y chromosome.
an inactivated allele.

G7 - 2.2 - Mendel & His Peas - Final Revision Flashcards | StudBud

G7 - 2.2 - Mendel & His Peas - Final Revision

82 termsStudBud Administration29 plays

Flashcards82 cardsFPractice quizPHost liveL

Questions 82

Answers

1
Which science studies how traits are passed from parents to offspring?
Chemistry
Heredity
Genetics
Biology
2
What is found in the anthers of plants?
pollen
ovules
alleles
eggs
3
The different forms of a characteristic, such as brown or red hair...
genotypes
phenotypes
alleles
traits
4
When Mendel let the F₁ generation self-pollinate, what % showed the recessive trait?
25%
100%
10%
75%
5
What is the physical appearance of a trait?
Homozygous
Allele
Genotype
Phenotype
6
What is another term for true-breeding plants?
unit characteristics
hybrid
heterozygous
purebred
7
What symbol in a pedigree represents a female?
Circle
Square
Triangle
Rectangle
8
What are specific characteristics that vary from one individual to another called?
hybrids
generations
alleles
traits
9
Which is NOT an example of a trait?
Intelligence (IQ)
length of kidneys
southern drawl
ovarian cancer
10
If a pea plant were homozygous recessive for height, how would its alleles be represented?
tT
tt
Tt
TT
11
What kind of plant produces offspring with the same traits as the parent?
self-pollinating
cross-pollinating
true-breeding
nonbreeding
12
When Mendel crossed two pure parents, the F₁generation showed which trait?
hidden
unusual
dominant
recessive
13
For the following pedigree, how many generations are there?
4
3
1
2
14
What happens when a true-breeding plant self-pollinates?
Some of its offspring have the same traits as the parent.
None of its offspring have the same traits as the parent.
All of its offspring have the same traits as the parent.
One of its offspring has the same traits as the parent.
15
For the following Punnett square, what is the genotypic ratio?
2:2:0
1:2:1
0:2:2
3:1
16
Which allele is always shown when present?
Dominant
Heterozygous
Recessive
Homozygous
17
What term would be another name for hybrid?
cross breed
homozygous
blending
18
What is the term used for a genotype with two different alleles?
Recessive
Homozygous
Heterozygous
Dominant
19
Who is known as the father of genetics?
Anton Mendel
Hugo De Vries
Gregor Mendel
Charles Darwin
20
The female part of the plant...
anther
pollen
stigma
stamen
21
red is dominant to white. Two Red flower parents have a white flower child, what is their geno?
XY
tt
Tt
TT
22
What is a trait?
different forms of a pedigree
different forms of meiosis
different forms of a characteristic
different forms of chromatids
23
In order to cross-pollinate plants with different traits, _____ need to be removed from 1 plant
anthers
ovules
pistils
petals
24
What do the letters inside the grid of a Punnett square represent?
genotypes of the offspring
chromosomes of parents
phenotypes of the offspring
phenotypes of the parents
25
Which one of the following choices is NOT a reason Mendel chose to work with Garden Peas:
Small
Taste good
Easily distinguishable traits
Produce many offspring
26
What does a horizontal line represent in a pedigree?
Male
Marriage Line
Female
Children's Line
27
How many types of pollination are there?
2
4
1
3
28
Mendel discovered that sometimes a trait that is present in the parent is NOT present in the_.
onspring
offspring
downspring
upspring
29
At the end of Mendel's experiments, the ratios of dominant to recessive characteristics were...
1:4
1:3
3:1
4:1
30
Which of the following is an example of a trait controlled by heredity?
skin color
all of the above
hair color
eye color
31
An allele is dominant in a heterozygote when it is
expressed and the other allele is not.
more desirable than the other allele.
the stronger of the two alleles.
a very common allele in a population.
32
What did Mendel discover about recessive traits?
Recessive traits disappear altogether.
Recessive traits never appear in the second generation.
Recessive traits become dominant.
Recessive traits reappear in the second generation.
33
Will cross pollination always produce hybrids?
yes
no
34
What type of plant was first used to study genetics?
strawberries
corn
peas
beans
35
What is the diagram that is used to predict the possible outcomes of a genetic cross?
Punnett Square
Periodical Chart
Mendel Diagram
Pedigree
36
the result of mixing, through sexual reproduction, two animals of different breeds is ...?
homozygous
hybrid
true-breeding
purebred
37
When Mendel crossed two true-breeding purple flowered pea plants, what percent were white?
100%
25%
75%
0%
38
How many traits in pea plants did Mendel study?
7
14
2
46
39
Which type of pollination is illustrated in the picture?
cross
both
neither
self
40
In the second generation, _____________ reappear after disappearing in the first generation.
dominant traits
incomplete traits
recessive traits
invisible traits
41
This re-appears in the second generation...
heredity
recessive trait
dominant trait
alleles
42
The male part of a plant is known as a(n)...
stigma
ovule
pistil
anther
43
What is heredity?
plants that are cross-pollinated
the ratio of dominant to recessive traits
traits passing from parents to offspring
traits passing from offspring to parents
44
What is the set of alleles for a trait?
Heterozygous
Phenotype
Appearance
Genotype
45
Which genotype is homozygous dominant?
Ff
Jj
jj
JJ
46
Which genotype is heterozygous?
BB
Bb
qq
bb
47
The passing of traits from parents to offspring is called _________.
genotype
heredity
alleles
phenotype
48
Which illustrated a true-breeding plant?
tT
Tt
TT
49
What is genetics?
the scientific study of human populations
the scientific study of genes and how they are passed
the scientific study of the human brain
the scientific study of plants
50
When a plant fertilizes itself, it is a(n).....
allele plant
true-breeding plant
self-pollinating plant
cross-pollinating plant
51
This is the fertilization of one plant to another...
nonbreeding
true-breeding
cross-pollination
self-pollination
52
What diagram is used to construct a family history of a genetic disorder?
Mendel Diagram
Punnett Square
Pedigree
Periodical Chart
53
What is the chance of offspring to be homozygous recessive from parents who are tt and Tt?
1/8
1/2
1/4
1/1
54
Who is the "Father of Genetics"?
Charles Darwin
Gregor Mendel
Reginald Punnett
Cully Gause
55
Eggs are found in the ___________ of plants.
anthers
ovules
alleles
pollen
56
Which genotype is homozygous recessive?
FF
Hh
tt
BB
57
This appears in the first generation...
dominant trait
heredity
genotype
recessive trait
58
For the following Punnett square, what genotype is the arrow pointing out?
Doubled
Homozygous Recessive
Homozygous Dominant
Heterozygous
59
In Mendel's research, what % of the offspring had the recessive trait in the final generation?
100%
50%
25%
75%
60
Which of the following is a reason why Mendel chose to work with pea plants?
Pea plants are true-breeding.
Pea plants grow fast.
Pea plants do not self-pollinate.
Pea plants do not have both male and female parts.
61
In Mendel's experiments when he crossed a true-breeding tall with a short plant, he got what?
medium height
all short
all tall
some of each
62
How many possibilities were there for each of Mendel's traits?
4
7
2
1
63
What is heredity?
the study of how traits are passed from parents to offspring
kids of two parents with different forms of the same trait
a genetically determined characteristic
passing of genetic factors from one generation to the next
64
What ratio resulted from crossing to hybrids?
3/1
4/1
1/1
2/1
65
In the first generation, why were all of Mendel's flowers purple?
Purple is the recessive color.
Purple is the dominant color.
Purple is the darker color.
It is just a coincidence.
66
Who is considered the father of Genetics?
Robert Hooke
Charles Darwin
Gregor Mendel
Mr. Rezes
67
This kind of plant has both male and female reproductive structures...
self-pollinating
non-breeding
true-breeding
cross-pollinating
68
In Mendel's 1st experiment, what was the result when true-breeding plants were crossed?
half were purple and half were white
all purple
all white
all pink
69
A true-breeding plant with purple flowers will always have plants with _______________.
purple flowers
pink flowers
white with purple stripes
white flowers
70
For the following pedigree, how many individuals have the trait?
7
5
12
3
71
For the following Punnett square, what is the probability of getting a dominant individual?
100%
25%
50%
75%
72
In Mendel's 2nd experiment, what was the result when the plants self-pollinated?
3 white, 1 purple
3 purple, 1 white
all white
all purple
73
What term does not belong with the others?
hybrid
homozygous
purebred
true-breeding
74
Which phenotype is shown in a heterozygous individual?
Allele
Recessive
Homozygous
Dominant
75
The study of inheritance is ...?
Genetics
True-breeding
Dominant
Heredity
76
Which type of organism did Mendel use in his research?
sheep
rose
pea
corn
77
Each pea-plant gamete has how many alleles for the height gene?
2
1
3
4
78
Which term is used for a genotype that both alleles are the same?
Homozygous
Dominant
Heterozygous
Recessive
79
Which allele is hidden when present with the dominant allele?
Dominant
Recessive
Heterozygous
Homozygous
80
What is the % chance offspring would be Tall from parents who are both Heterozygote tall?
100%
25%
50%
75%
81
How are recessive traits designated?
pictures
lowercase letters
uppercase letters
abbreviations
82
For an XX female to express a recessive sex-linked trait, she must have
two recessive alleles
two dominant alleles
a Y chromosome.
an inactivated allele.