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Duplicate of Chapter 9, 12 +13 Flashcards | StudBud
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Duplicate of Chapter 9, 12 +13
Duplicate of Chapter 9, 12 +13
30 terms
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StudBud Administration
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Genetics and Biotechnology
Flashcards
30 cards
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Practice quiz
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Host live
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Questions
30
Answers
1
7. Which pattern of inheritance results in two dominant traits showing equally in offspring?
codominance
polygenic
complete dominance
multiple alleles
2
6. The physical appearance is the ___ and the genetic makeup is the ___
karyotype; genotype
genotype; phenotype
phenotype; genotype
phenotype; karyotype
3
25. Inserting a gene from one organism into another is known as
selective breeding
cloning
genetic engineering
stem cell formation
4
8. Which is true regarding sex-linked inheritance?
females only get traits from their mother
females inherit recessive traits more
males inherit recessive traits more
only males can be carriers of the trait
5
1. Forms of a gene are called
genotypes
alleles
chromosomes
phenotypes
6
23. Which of the following is a polygenic trait?
human skin color
spotted pattern of cows
dimples
Rh factor
7
20. The pattern of inheritance with 2 phenotypes and 3 genotypes is
codominance
multiple alleles
complete dominance
incomplete dominance
8
2. What is the term used to describe a letter combination like DD?
homozygous recessive
homozygous recessive
homozygous dominant
heterozygous recessive
9
3. When Mendel crossed pure purple with pure white flowers, the next generation was
purple and white striped
all white
all purple
some purple and some white
10
15. When Mendel crossed two purple flowers in his second generation the offspring were
mostly white but some purple
mostly purple but some white
all white
all purple
11
29. A technique that is used to copy large amounts of DNA is
PCR (Polymerase Chain Reaction)
restriction enzyme cutting
synapsis
stem cell therapy
12
17. The number of times an event happens divided by how many times it could happen is
accuracy
replication
probability
statistics
13
4. Which law explains that genes on different chromosomes are not inherited together?
probability
segregation
superposition
Independent assortment
14
30. DNA that contains genetic material from two or more organisms is called
reconstituted
reassorted
replicated
recombinant
15
22. In polygenic traits if one gene overrides the expression of other ones this is known as
epidermis
epistasis
epiphyte
epigenetics
16
14. A trait that is controlled by three or more genes is called
codominant
multiple allele
sex-linked
polygenic
17
11. Which law states that gametes only receive one copy of allele from each parent?
segregation
superposition
probability
independent assortment
18
24. Bacteria can be used to clone genes for
red blood cell production
increasing height
human liver cells
human insulin
19
5. A flower shows incomplete dominance. Crossing a red with a white one results in
red and white striped flowers
all white flowers
all red flowers
all pink flowers
20
12. traits controlled by one gene with more than two alleles are called _____.
multiple alleles
polygenic
codominance
incomplete dominance
21
10. The type of cross needed to study two traits each with two alleles is a ____ cross
trihybrid
polyhybrid
dihybrid
monohybrid
22
9. The inheritance pattern that results in a blending of phenotypes in offspring is
complete dominance
codomiance
sex-linked
incomplete dominance
23
27. A technique that allows us to identify people and other organisms from a small DNA sample is called
DNA fingerprinting
DNA retinal scanning
gene therapy
CRISPR
24
19. A person with type AB blood could donate to
Someone with type A or B blood
only someone with type O blood
only someone with type AB blood
all four blood types
25
28. When the environment influences when a gene is turned on or off it is known as
artificial selection
epigenetics
embryogenesis
therapeutic cloning
26
16. The alleles possible for human blood type are
IA, IB, and i
IA, IB, Ia and Ib
IA, IB and IO
IA, IB and io
27
18. In the complete dominance pattern a flower with the genotype Rr would be
red
purple
pink
red and white striped
28
21. Which of the following is true regarding sex-linked traits?
the son inherits it from his mother
they are always codominant
the son inherits it from his father
it is carried on the X and Y chromosomes
29
26. Which of the following can GMOs be used to create?
increased yield of corn
all of the above
larger fruits
more milk from cows
30
13. A change in a gene is known as a _____.
duplication
transformation
extraction
mutation