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genetics (complex)

Total questions: 34

Worksheet time: 38mins

Name
Class
Date
1.
What type of inheritance do two alleles have if their traits blend together? 
a)
Incomplete Dominance
b)
Co-Dominance
c)
Mendelian Inheritance
d)
Homozygous Inheritance
2.
the characteristics of a trait that you can see
a)
phenotype
b)
genotype
c)
dominant
d)
recessive
3.
This is an example of ___________?
a)
Incomplete dominance
b)
Co-Dominance
4.
This is an example of ___________.
a)
 Incomplete Dominance
b)
 Codominance
5.
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
6.
This is an example of ___________.
a)
Incomplete Dominance
b)
Codominance
7.
A tall plant (TT) is crossed with a short plant (SS) and a medium plant (TS) results. This is what type of inheritance pattern?
a)
Incomplete Dominance
b)
Codominance
8.
This type of inheritance pattern is a MIXTURE of both traits.
a)
incomplete dominance
b)
co-dominance
c)
complete dominance
9.
polygenic means that _________ control a characteristic
a)
many genes
b)
single genes
c)
3 genes
d)
no genes
10.
an example of polygenic inheritance is...
a)
height
b)
hitch hikers thumb
c)
blood types
11.
What pattern of inheritance is shown in this image?
a)
Codominance
b)
Incomplete dominance
c)
Polygenic traits
12.
If a gene is found only on the X chromosome and not the Y chromosome, it is said to be what?
a)
sex-linked trait
b)
polygenic trait
c)
codominant trait
d)
incomplete dominance trait
13.
X-linked conditions are more common in men than in women because
a)
The genes associated with the  X linked conditions are linked to the X chromosome, which determines maleness.
b)
Men need to inherit only one copy of the recessive allele for the condition to be fully expressed
c)
Women simply do not develop the disease regardless of their genetic composition
d)
The sex chromosomes are more active in men than in women
14.
Which sex chromosomes would indicate a typical human male?
a)
XX
b)
X
c)
XY
d)
XXY
15.
For an XX female to express a recessive sex-linked trait, she must have....
a)
two recessive alleles
b)
a Y chromosome 
c)
one recessive allele
d)
two dominant alleles
16.

Flowers can be red or green. What heredity is displayed?

a)

Complete dominance

b)

Incomplete dominance

c)

Codominance

d)

Polygenic trait

17.

Flowers can be purple, yellow or purple & yellow. What heredity is displayed?

a)

Codominance

b)

Complete dominance

c)

Incomplete dominance

d)

Epistatic gene is involved

18.

Hair can be red, blonde, brown, black and varying shades of each color. What inheritance is seen here?

a)

this is a polygenic trait

b)

incomplete dominance

c)

an epistatic gene is involved

d)

multiple alleles

19.

The genetic code or actual genes of a trait (the letters) is the

a)

phenotype

b)

genotype

c)

homozygous

d)

heterozygous

20.
the characteristics of a trait that you can see
a)
phenotype
b)
genotype
c)
dominant
d)
recessive
21.

Another name for homozygous

a)

dihybrid

b)

genotype

c)

hybrid

d)

purebred

22.

What type of inheritance do two alleles have if their traits blend together, forming a 3rd phenotype?

a)

Incomplete Dominance

b)

Co-Dominance

c)

Mendelian Inheritance

d)

Homozygous Inheritance

23.

In molecular cloning, a __________ is used to insert a fragment of DNA into the host cell.

a)

plasmid

b)

DNA fragment

c)

bacterium

d)

virus

24.

Organisms that have foreign DNA inserted from a different species are called

a)

transgenic

b)

transmutated

c)

adenoviruses

d)

haploid

25.

The process where an electric current is used to separate nucleic acids based on size and is used in forensics is called

a)

gel electrophoresis

b)

cloning

c)

transgenic manipulation

d)

PCR

26.

The process used to make copies of DNA when not much is available and is often used in forensics is called

a)

gel electrophoresis

b)

cloning

c)

PCR

d)

transgenics

27.

The polymerase chain reaction is important because it allows us to

a)

Make many copies of a targeted segment of DNA

b)

Insert eukaryotic genes into prokaryotic plasmids

c)

Incorporate genes into viruses

d)

Make DNA from RNA

28.

This cuts DNA molecules at specific locations

a)

restriction enzymes

b)

DNA ligase

c)

polymerase

d)

ATP

29.

Genetically engineered plants

a)

are more difficult to engineer than animals

b)

include a transgenic rice plant that could help prevent vitamin A deficiency

c)

are being rapidly developed, but traditional plant breeding programs are still the only method to develop new plants

d)

are banned throughout the world

30.
Which male is the father of this child?
a)
Male 1
b)
Male 2
c)
Neither could be the father
d)
Either could be the father
31.
Which man is the father of this baby?
a)
Father 1
b)
Father 2
c)
Father 3
d)
None of them
32.

This laboratory procedure is known as

a)

CLONING

b)

gel electrophoresis

c)

chromatography

d)

use of a dichotomous key

33.

In preparation for an electrophoresis procedure, enzymes are added to DNA in order to

a)

convert the DNA into gel

b)

cut the DNA into fragments

c)

change the color of the DNA

d)

produce longer sections of DNA

34.

What is transformation?

a)

The use of viruses to transform or genetically


engineer cells.

b)

The measure of how well cells are transformed in a new phenotype.

c)

The insertion of a foreign plasmid into a bacterial cell which results in new acquired traits.

d)

Genetic engineering or transformation of mammalian cells.