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Inheriting Traits

Total questions: 58

Worksheet time: 50mins

Name
Class
Date
1.
What phase of mitosis is shown in the picture?
a)
Prophase
b)
Anaphase
c)
Telophase
d)
Metaphase
2.
A new organism is produced from one parent organism.
a)
Sexual Reproduction
b)
Asexual Reproduction
3.
Two new nuclei form and the cytoplasm splits
a)
Metaphase 
b)
Telophase
c)
Anaphase
d)
Prophase
4.
Which of the following lists, in order, the phases of mitosis?
a)
interphase, metaphase, anaphase, telophase
b)
prophase, metaphase, anaphase, telophase
c)
prophase, metaphase, anaphase, interphase
d)
prophase, anaphase, metaphase, telophase
5.
How many chromosomes do humans have?
a)
46
b)
21
c)
10
6.
Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have -
a)
16 chromosomes.
b)
46 chromosomes.
c)
8 chromosomes.
d)
4 chromosomes.
7.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
8.
it is otherwise known as "Resting stage".
a)
Interphase
b)
prophase
c)
metaphase
d)
anaphase
9.

Before a cell can divide, what must happen?

a)

Nothing, it is always ready to divide

b)

The number of chromosomes must be cut in half

c)

The DNA must be replicated (copied)

d)

The number of chromosomes must triple.

10.
Chromosomes condense from long stands into rod like structures. 
a)
Prophase
b)
Interphase
11.
The process by which the nuclear material is divided equally between two new cells
a)
mitosis
b)
cancer
c)
spindle
d)
centromere
12.
the two halves of the doubled chromosome structure 
a)
centromeres
b)
sister chromatids
c)
spindle
d)
tissues
13.
What is the name of the structure labeled X?
a)
Centriole
b)
Centrosome
c)
Chromatid
d)
Chromosome 
14.
What is the next phase of mitosis?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
15.
Cell division occurs to allow for 
a)
Growth
b)
Reproduction
c)
Repair
d)
All of the above
16.
Identify the phase:
a)
Metaphase I
b)
Metaphase II
c)
Anaphase I
d)
Anaphase II
17.
After meiosis II the daughter cells will contain ____ chromosomes if the original cell contained 78.
a)
78
b)
39
c)
23
d)
46
18.
The fertilized egg is termed a/an _____.
a)
gamete
b)
allele
c)
homolog
d)
zygote
19.
Identify the phase.
a)
Telophase I
b)
Telophase II
c)
Metaphase I
d)
Metaphase II
20.
This type of RNA moves amino acids to the ribosomes.
a)
mRNA
b)
tRNA
c)
rRNA
21.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
22.
Based only on the sex chromosomes in typical human egg and sperm cells at fertilization, the probability of producing a female is
a)
25%
b)
50%
c)
75%
d)
90%
23.
What is one advantage of sexual reproduction?
a)
offspring are identical to parents
b)
offspring are resistant to viruses
c)
offspring are born live, rather than from eggs
d)
offspring inherit a wider variety of genetic information
24.
When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs
a)
crossing over
b)
mutagenesis
c)
hybridization
d)
fertilization
25.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
26.
Asexual reproduction and mitosis occur in...
a)
Body Cells
b)
Sex Cells or Gametes
27.

Regular body cells have how many chromosomes in humans?

a)

4

b)

23

c)

46

d)

64

28.

True/False: Most multi-cellular organisms produce asexually.

a)

True

b)

False

29.
What phase is  shown in the picture?
a)
anaphase 1
b)
anaphase 2
c)
metaphase 1
d)
telophase 1
30.

If a body cell in a butterfly contains 24 chromosomes, an unfertilized butterfly egg would contain

a)

3

b)

6

c)

12

d)

24

31.

Where are DNA and RNA made?

a)

nucleus

b)

cytoplasm

c)

mitochondria

d)

ER

32.

Transcription converts a gene into a double stranded molecule.

a)

True

b)

False

33.

Where are proteins made?

a)

ER

b)

nucleus

c)

ribosome

d)

mitochondria

34.

RNA contains which sugar?

a)

deoxyribose

b)

Ribose

c)

glucose

d)

fructose

35.

RNA has what base instead of thymine?

a)

guanine

b)

adenine

c)

thymine

d)

uracil

36.
what does mRNA do?
a)
carry info from genes to ribosomes
b)
carry amino acids to ribosomes
c)
help with RNA splicing
d)
make up ribosomes
37.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
38.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
39.
Which RNA bases would pair with TACGAA in transcription? 
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
40.
What does this picture represent?
a)
amino acid
b)
base pairing
c)
nucleotide
d)
the DNA molecule
41.

Transcribe the following DNA strand: CTG AAT

a)

GAC TTA

b)

CTG AAT

c)

GAC UUA

d)

CUG AAU

42.
DNA codes for...
a)
cholesterol
b)
proteins
c)
fatty acids
d)
a sandwich
43.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
44.

Which best expresses the relationship between genes and DNA?

a)

Genes contain DNA

b)

DNA destroys genes

c)

Both contain chromosomes

d)

They are unrelated

45.
Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand: 
GTAGTCA
a)
UATUAGA
b)
ACGACTG
c)
CAUCAGU
d)
CATCAGT
46.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
47.
Which amino acid is coded from the mRNA codon:
AGU
a)
Arginine
b)
Serine
c)
Leucine
d)
Glycine
48.
Codons are attached to which molecule?
a)
mRNA
b)
tRNA
c)
rRNA
d)
DNA
49.

How many amino acids are coded for by this sequence of nucleotides:

ATG GGA ACT CCA

a)

4

b)

3

c)

6

d)

12

50.
Codons contain ______ bases
a)
1
b)
3
c)
6
d)
9
51.

#5 is

a)

tRNA

b)

mRNA

c)

DNA

d)

rRNA

52.
#3 is 
a)
tRNA
b)
mRNA
c)
DNA
d)
rRNA
53.
If one strand of DNA has the sequence TTACCG, the sequence of the other strand of the same molecule will be
a)
AATGGC
b)
TTACCG
c)
AACGGC
d)
AATGGG
54.
The building block of nucleic acids are nucleotides.  Nucleotides are composed of a sugar, a phosphate group, and a _________________ base.
a)
oxygen
b)
hydrogen
c)
nitrogen
d)
carbon
55.

When DNA makes a copy of itself, are the new strands identical or different?

a)

identical

b)

different

56.

The process of translation cannot begin until the mRNA reaches a...

a)

nucleotide

b)

Start codon

c)

Initiator codon

d)

Anticodon

57.

The process of transferring the amino acids to the ribosome ends with what codon?

a)

Stop

b)

Terminal

c)

End

d)

Cancel

58.
What process is occurring in this photo?
a)
Transcription
b)
Translation
c)
mRNA is matching with amino acids
d)
tRNA is transcribing the DNA

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