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genetics-mendelian and non-mendelian

Total questions: 51

Worksheet time: 1hrs 18mins

Name
Class
Date
1.
The physical appearance or the way a gene looks is known as it's....
a)
genotype
b)
allele
c)
gene
d)
phenotype
2.
The different forms of genes are known as
a)
environment
b)
probability
c)
traits
d)
alleles
3.
An allele or gene that always shows is
a)
recessive
b)
dominant
c)
hidden
d)
present
4.
G = dominant green and y = recessive yellow
A fish has a Gy genotype, what will its phenotype be?
a)
yellow
b)
green
c)
greenish-yellow
d)
red
5.
A ________________________ is used to predict the possible genotype from certain parents
a)
Mendel Grid
b)
Genetic Tic Tac Toe
c)
Punnett Square
d)
Pedigree Plot
6.
He is known as the father of modern day genetics.
a)
Gregory Mendel
b)
Greg Mendel
c)
Gregor Mendel
d)
Grace Mendel
7.
___________________________ is the field of science that studies of how traits are passed on, or inherited.
a)
dominant traits
b)
ratio
c)
phenotype
d)
genetics
8.
Which is a true statements about this picture?
a)
Brown is recessive
b)
Brown is dominant
c)
Blue is dominant
d)
Blue is codominant
9.
What is a gene?
a)
An entire chromosome that  codes for a trait
b)
a piece of clothing
c)
a piece of a DNA on chromosome that codes for a trait
d)
Chemical messengers in your brain that code for a trait
10.
Where, in the eukaryotic cell, is DNA located?
a)
ribosomes
b)
nucleus
c)
E.R.
d)
cytoplasm
11.
Term for an organism that display two dominant phenotypes at the same time
a)
codominance
b)
incomplete dominance
c)
multiple alleles
d)
linked genes
12.
Incomplete dominance means that the traits are
a)
expressed equally
b)
dominant
c)
recessive
d)
blended
13.
Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.
a)
DNA
b)
protein
c)
RNA
d)
glucose nucleic acid (GNA)
14.
In bears, (F) is the dominant allele for brown fur and (f) is the recessive allele. If a heterozygous male bear is crossed with homozygous recessive female, What would be the probability of their cubs having white fur? Use a punnett to answer this question.
a)
0%
b)
25%
c)
50%
d)
75%
15.
The results from a Punnett square can be used to find the ______________ that a certain allele combination will occur in offspring.
a)
Probability
b)
Pedigree
c)
Traits
d)
Genes
16.
Two homozygous dominant brown eyed parents (BB) have a baby. What is the chance the baby is blue eyed?
a)
0 %
b)
25%
c)
50%
d)
75%
17.
Ms. Reyes asked Aaron to describe his phenotype. What should he describe based on her question?
a)
His genes
b)
His physical traits
c)
His age
d)
His grades
18.
A person heterozygous for wet earwax (Ww) mates with a person homozygous recessive for dry earwax (ww). What is the chance of their baby having a heterozygous genotype?
a)
0%
b)
25%
c)
50%
d)
100%
19.
A white flowered plant is crossed with a plant heterozygous for the trait. What is the probability the offspring can be purple flowers
a)
2 out of 4 chance 
b)
1 out of 4 chance 
c)
0 out of 4
d)
4 out of 4 chance
20.

What does heredity mean?

a)

Scientific study of heredity

b)

When sperm and egg join in producing

c)

Many generations that have the same trait

d)

the passing of traits from parents to offspring

21.

What is Probability?

a)

Probability is a number that describes how likely it is that an event will occur

b)

Probability is a letter that describes how likely it is that an event won't occur

c)

Physical characteristics from the parents offspring

d)

When sperm and eggs join producing

22.

What is Probability?

a)

Probability is a number that describes how likely it is that an event will occur

b)

Probability is a letter that describes how likely it is that an event won't occur

c)

Physical characteristics from the parents offspring

d)

When sperm and eggs join producing

23.
A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
a)
Incomplete Dominance
b)
Co dominance
c)
Independent assortment
d)
Recessive inheritance
24.

If the offsprings have the blood groups O and A the genotype of parents would be

a)

IAIA and IAi

b)

IA i and ii

c)

IAIA and IAIA

d)

IA i and IBi

25.

What are the blood types of the possible children that a woman (type O) and man (type AB) can have?

a)

O and AB

b)

O and A

c)

O and B

d)

A and B

26.

A personal with type AB blood has which genotype?

a)

type A

b)

AA

c)

IAIA

d)

IAIB

27.

There are multiple alleles for the ABO blood group. Why are only two of these alleles present in any one individual?

a)

Each parent contributes only one allele for the ABO blood group to the offspring.

b)

There are not enough nucleotides in a red blood cell to produce a third allele.

c)

Each allele in the ABO group must be dominant or recessive

d)

Blood group alleles are not segregated during meiosis.

28.

Which term(s) best describes the inheritance of human blood types?

a)

incomplete dominance and multiple alleles

b)

codominance and epistasis

c)

codominance and multiple alleles

d)

incomplete dominance and codominance

29.

A man with type O blood is accused of being the father of a type B baby. The mother is type A. Could this man be the father?

a)

Yes

b)

No

30.
The sex of a child is determined by
a)
whether the father's sperm contains an x or y chromosome
b)
whether the mother's egg contains an x or y chromosome
c)
the age of the parents
31.

In fruit flies, eye color is a sex linked trait. Red (R) is dominant to white (r). What is the sex and eye color of flies with the following genotype: X R X r ?

a)

male with white eyes

b)

female with red eyes

c)

male with red eyes

d)

female with white eyes

32.

In fruit flies, eye color is a sex linked trait. Red (R) is dominant to white (r). What is the sex and eye color of flies with the following genotype: X R Y ?

a)

male with white eyes

b)

female with white eyes

c)

male with red eyes

d)

female with red eyes

33.

In fruit flies, eye color is a sex linked trait. Red is dominant to white. What is the sex and eye color of flies with the following genotype: X R X R ?

a)

male with red eyes

b)

female with red eyes

c)

male with white eyes

d)

female with white eyes

34.
What is NOT a possible genotype for someone with type B blood?
a)
BB
b)
AB
c)
BO
35.
What are the blood types of the possible children that a woman (type O) and man (type AB) can have?
a)
O and AB
b)
O and A
c)
O and B
d)
A and B
36.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a female who is a carrier for hemophilia?
a)
XHXh
b)
XhXh
c)
XHXH
d)
XhY
37.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a male with hemophilia?
a)
XHXh
b)
XhXh
c)
XHY
d)
XhY
38.

A single gene has 3 or more alternative forms. These are called

a)

heterozygotes

b)

multiple alleles

c)

epistatic

d)

polygenic

39.
The sex of a child is determined by
a)
whether the father's sperm contains an x or y chromosome
b)
whether the mother's egg contains an x or y chromosome
c)
the age of the parents
40.
The visual representation of an individual's chromosomes is a 
a)
phenotype
b)
genotype
c)
karyotype
d)
stereotype
41.
What law states that in Tt the person will only show the dominant allele
a)
law of segregation
b)
law of independent assortment
c)
law of dominance
d)
law of punnett squares
42.
The man who studied genetics and came up with genetics is
a)
Watson
b)
Crick
c)
Mendel
d)
Darwin
43.

Squidward has light blue skin, and his genotype for this trait is Bb. Which of the following would describe Squidward?

a)

Purebred

b)

Hybrid

c)

Homozygous

d)

Sex-linked

44.
the passing of genetic traits from parent to offspring.
a)
heredity
b)
trait
c)
gene
d)
allele
45.
Magda is a tall, 11 year old drummer. She has a scar on her right cheek. She is good at swimming. Which of her traits did Magda most likely inherit?
a)
height
b)
the scar
c)
ability to swim
d)
ability to play drums
46.
W=white hair
w= non-white hair
If you cross a horse with WW and a horse with ww what fraction of the offspring would be expected to have white hair?
a)
none
b)
3/4
c)
1/2
d)
all
47.
Which of the characteristics is a lion least likely to pass on to its offspring?
a)
fur color
b)
length of tail
c)
scars on leg
d)
body size
48.
In guinea pigs, the alleles for black hair(B) is dominant to the allele for brown hair(b). Two black-haired guinea pigs are crossed. One of the pigs is homozygous for black hair and one is heterozygous. What percentage of their offspring are expected to have black hair?
a)
25%
b)
50%
c)
75%
d)
100%
49.
In a flowering plant species, red flower cover is dominant over white flower color. What is the genotype of any red-flowering plant resulting from this species?
a)
red and white alleles present on one chromosme
b)
red and white alleles present on two chromosomes
c)
a red allele present on both chromosmes
d)
a red allele present on at least one of the two homologous chromosomes.
50.

What is the chemical called that is found inside our cell's nucleus and determines our inherited traits?

a)

D.N.A.

b)

genes

c)

chromosomes

d)

chloroplast

51.
How many pairs of chromosomes exist in each of your cells?
a)
10
b)
12
c)
23
d)
46

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