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Duplicate of Genetics Review Flashcards | StudBud
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Duplicate of Genetics Review
Duplicate of Genetics Review
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Genetics
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
The visible characteristics of an organism are called *
chromosomes
phenotypes
cells
genotypes
2
What portion of its genetic material does an offspring get from each parent?
50
75
25
0
3
The study of the passing of traits to offspring.
inheritance
heredity
chemistry
ecology
4
A characteristic of an organism can also be called a
gene
hybrid
purebred
trait
5
The symbol for a dominant trait is
a lower case letter
a capital letter
two capital letters
a capital and a lower case letter
6
Genes that mask other genes are said to be
recessive
hybrid
true breeding
dominant
7
Brown eyes are dominant over blue. What are the chances of blue eyed offspring in this cross?
0%
50%
100%
25%
8
Genotype of Rr.
homozygous dominant
homozygous
heterozygous
homozygous recessive
9
A genotype of rr or RR.
homologous
heterologous
heterozygous
homozygous
10
What is true about the image below.
The parents display the dominant phenogype.
The parents have a homozygous genotype.
The parents display the recessive phenotype.
The parents have different phenotypes.
11
The process of the union of sperm and egg to form a new organism.
fertilization
meiosis
mitosis
duplication
12
The cell division process that creates sperm and egg cells.
mitosis
translation
transcription
meiosis
13
____ is the likelihood that a particular event will occur.
statistics
rule of dominance
probability
Murphy's Law
14
If genes for purple flowers mask genes for white flowers, the white genes are
dominant
recessive
hybrid
incompletely dominant
15
Part of DNA contains the instructions for a protein/trait
nucleus
nucleotide
double heliz
gene
16
P= Purple, p= white. If two white flowered plants cross, what % of the offspring will be white?
0
25
50
100
17
A homozygous tall and a heterozygous plant make 200 offspring. How many should be tall?
200
50
150
100
18
The symbol for a recessive allele is
two lowercase letters
capital letter
a capital and a lower case letter
lower case letter
19
The “Father of Modern Genetics” is
Charles Darwin
James Watson
Francis Crick
Gregor Mendel
20
Traits that are passed from parents to offspring via DNA.
inherited
donated
acquired
recieved
21
Which of the following is most likely an inherited trait?
shoe size
handwriting
a scar
accent
22
A type of trait that is NOT genetic.
acquired
inherited
altered
agenetic
23
A genotype with two identical alleles is called
dominant
recessive
heterozygous
homozygous
24
My favorite class is
science
science
science
science
25
A genotype with two different alleles is called
heterozygous
homozygous
recessive
dominant
26
The missing genotypes in the square are
homozygous dominant
impossible to tell
heterozygous
homozygous recessive
27
What is true about the image below.
There is a 50% probability of offspring being green.
There is a 75% probability of offspring being green.
There is a 50% probability of offspring being yellow.
There is a 75% probability of offspring being yellow.
28
Different versions of a gene.
allele
chromosome
genotype
trait
29
A ____ shows all the possible combinations of alleles that can result from a genetic cross.
histogram
Punnett square
bar graph
pie graph
30
The units of heredity are called
cells
traits
genes
hybrids
