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5.3 Genetics mid term

Total questions: 50

Worksheet time: 41mins

Name
Class
Date
1.
the passing of genetic traits from parent to offspring.
a)
heredity
b)
trait
c)
gene
d)
allele
2.
A single piece of coiled DNA found in the cells; contains genes that encode traits.
a)
gene
b)
chromosome
c)
trait
d)
DNA
3.
A characteristic that an organism can pass on to its offspring through its genes
a)
protein
b)
trait
c)
DNA
d)
gene
4.
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)
5.
Heredity is the passing of traits from _____________________ to _____________________
a)
predators to prey
b)
water to rain
c)
parents to offspring
d)
fungi to protists
6.
Chromosomes – 
a)
Look like small circles
b)
Are also called genes
c)
Stores the nutrients the cell needs
d)
Carry genetic information about the organism’s traits 
7.

Chromosomes are found inside which of the following structures of a eukaryotic cell?

a)

Gene

b)

DNA

c)

Nucleus

d)

Proteins

e)

Mitochondrion

8.
DNA is inside your cells. What part of the cell is the DNA inside of?
a)
cell membrane
b)
cytoplasm
c)
nucleus
9.
 Three cousins have a similar appearance but have different face shapes. 
Which of these cell components are most involved in determining the basic shape of each girl’s face? 
a)
Genes, chromosomes, nucleus.
b)
Cytoplasm, chloroplasts, and genes.
c)
Vacuoles, nucleus, and chromosomes.
d)
Chromosomes, chloroplasts, and vacuoles. 
10.

What is responsible for determining traits?

a)

nucleus

b)

parents

c)

DNA

d)

genes

11.

What is a segment of DNA that determines a trait?

a)

Gene

b)

Phenotype

c)

Punnett Square

12.

How many alleles (versions of a gene) do we get from each parent?

a)

1

b)

2

c)

3

d)

4

13.

A version or variation of a gene

a)

trait

b)

gene

c)

allele

d)

DNA

14.
Where is DNA found in a cell? 
a)
on the cell wall
b)
on the cell membrane
c)
on chromosomes 
d)
on the chloroplast
15.
Which of the following is the correct organization of genetic material from largest to smallest? 
a)
DNA→ genes → chromosomes→ nucleus 
b)
genes →DNA→ chromosomes → nucleus 
c)
nucleus→ chromosomes→ DNA → genes 
d)
chromosomes→ DNA→ nucleus→ genes
16.

Homologous Chromosomes are a combination of how many chromosomes from each parent?

a)

1 from each parent

b)

2 from each parent

c)

1/2 from each parent

d)

23 from each parent

17.

What is a variation of a particular gene such as brown and blue eyes?

a)

Karyotype

b)

DNA

c)

Allele

d)

Chromosome

18.

What is an organized picture of all of an organism’s homologous chromosome pairs lined up with each other?

a)

DNA

b)

A Chromosome

c)

Karyotype

d)

Allele

19.

Which chromosome determines if someone will be male or female?

a)

# 20

b)

# 13

c)

# 23

d)

# 46

20.

Which set of chromosomes represents a male?

a)

XX

b)

XY

c)

XXY

d)

XYY

21.

How many pairs of chromosomes does everyone have?

a)

46

b)

16

c)

8

d)

23

22.

What is the gender of this person?

a)

Male

b)

Female

23.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
24.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
25.

Humans have _______ pairs of chromosomes, for a total of _______ chromosomes.

a)

10, 20

b)

25, 100

c)

23, 46

d)

46, 92

26.
An organism that is genetically identical to the organism from which it was produced.
a)
Clone
b)
Carrier
c)
Hybridization
d)
Selective Breeding
27.
11. A picture of all the chromosomes in a cell arranged in pairs shown in the picture below:
a)
Pedigree
b)
Karyotype
c)
Genetic Engineering
d)
Selective Breeding
28.

What is the name of this diagram?

a)

pedigree

b)

punnett square

c)

karyotype

d)

it doesn't have a name

29.

What gender is this diagram?

a)

male

b)

female

30.

What is the disorder shown?

a)

monosomy X

b)

trisomy 21

c)

trisomy 13

d)

this diagram does not have a disorder

31.

Every living thing has genetic information stored in the form of

a)

Ribosomes

b)

DNA

c)

Chloroplast

d)

Mitochondria

32.

Sections of DNA that have instructions for a specific trait are called _______________

a)

Blueprints

b)

Genes

c)

Heterozygous

d)

Fragments

33.

Chromosomes are

a)

Found in the mitochondria

b)

Made of 20 pairs

c)

Long strands of DNA that contain many genes

d)

Bundles of DNA that contain only one gene each

34.

Traits that are passed from parents to offspring are always

a)

Recessive

b)

Inherited

c)

Dominant

d)

Heterozygous

35.

The passage of genetic instructions from one generation to the next is known as

a)

Alleles

b)

Ancestry

c)

Heredity

d)

Variation

36.

The genetic difference between individuals in the same species is

a)

Interesting

b)

Harmful

c)

Variation

d)

Genetics

37.

Different versions of the same gene are called

a)

Jeans

b)

Editions

c)

Varieties

d)

Alleles

38.

What is the difference between sexual and asexual reproduction?

a)

Asexual produces genetically different offspring. Sexual produces genetically identical.

b)

Sexual produces offspring with fewer chromosomes. Asexual produces more.

c)

Sexual produces genetically different offspring. Asexual produces genetically identical.

d)

Sexual reproduction is quicker than asexual.

39.
If an organism reproduces asexually, its offspring will most likely be:
a)
produced as a result of fertilization
b)
Genetically identical to the parent
c)
Genetically different from each other
d)
Produced from specialized cells known as gametes
40.

Using the diagram, which type of asexual reproduction is being demonstrated by the bacterial cell?

a)

Binary Fission

b)

Budding

c)

Spore Formation

d)

Regeneration

41.

Sexual, Asexual, or Both?

a)

Sexual

b)

Asexual

c)

Both

d)

Neither

42.

Which type of reproduction tends to produce more offspring?

a)

Sexual

b)

Asexual

c)

They occur at the same rate

43.

Asexual reproduction has

a)

1 parent

b)

2 parents

44.

Sexual reproduction has

a)

1 parent

b)

2 parents

45.

Budding, vegetative propagation, regeneration, and binary fission are all types of

a)

sexual reproduction

b)

asexual reproduction

46.

The type of asexual reproduction shown in the diagram is called

a)

regeneration

b)

binary fission

c)

vegetative propagation

d)

budding

47.

The egg cell of a koala contain 12 chromosomes. How many chromosomes does a normal cell contain?

a)

6

b)

12

c)

24

d)

36

48.

Compared to the amount in a normal human cell, a sperm cell will have

a)

the same amount of chromsomes

b)

twice the amount of chromosomes

c)

half the amount of chromosomes

d)

one fourth the amount of chromosomes

49.

What is a fertilized egg cell called?

a)

gamete

b)

meiosis

c)

zygote

d)

mitosis

50.

In which type of reproduction do the sperm and egg cell join?

a)

asexual

b)

sexual

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