Question 1

During SCNT, the DNA is extracted from the egg using a(n)_____.

Accepted Answer

A) fine point needle 
B) virus 
C) micropipette 
D) electric current 
E) calcium phosphate 
A) fine point needle 
B) virus 
C) micropipette 
D) electric current 
E) calcium phosphate C

Question 2

Butterflies
Butterflies are diploid organisms. In these animals, the sex of an individual is determined by Z and W chromosomes. Use this information to answer the following question.
Which chromosomes are carried by a normal male butterfly?

Accepted Answer

A) ZO 
B) ZW 
C) WW 
D) WO 
E) ZWW 
A) ZO 
B) ZW 
C) WW 
D) WO 
E) ZWW C

Question 3

Body cells of human females contain _____.

Accepted Answer

A) one X chromosome 
B) two X chromosomes 
C) one Y chromosomes 
D) two Y chromosomes 
E) one X and one Y chromosome 
A) one X chromosome 
B) two X chromosomes 
C) one Y chromosomes 
D) two Y chromosomes 
E) one X and one Y chromosome B

Question 4

Which scientist(s)was the first to suggest that the proportion of adenine and guanine differs from one species to another?

Accepted Answer

A) Watson and Crick 
B) Wilkins 
C) Hershey and Chase 
D) Chargaff 
E) Franklin 
A) Watson and Crick 
B) Wilkins 
C) Hershey and Chase 
D) Chargaff 
E) Franklin

Question 5

Match between columns
                        Premises: Enzymes that break hydrogen bonds

Accepted Answer

The Answer of 1 and 3 and 2 and 4 is...

Question 6

The original published articles describing the structure of DNA were authored by _____ and _____.

Accepted Answer

A) Crick; Franklin 
B) Watson and Crick; Franklin 
C) Wilkins; Franklin 
D) Wilkins; Watson and Crick 
E) Watson; Crick 
A) Crick; Franklin 
B) Watson and Crick; Franklin 
C) Wilkins; Franklin 
D) Wilkins; Watson and Crick 
E) Watson; Crick

Question 7

Match between columns
                        Premises: the short-hand for this term is "2n"

Accepted Answer

The Answer of Centromere and Sex chromosomes and Diploid and is...

Question 8

Which enzyme links nucleotides into a new stand of DNA?

Accepted Answer

A) DNA ligase 
B) DNA mutase 
C) DNA polymerase 
D) DNA primer 
E) DNA replicase 
A) DNA ligase 
B) DNA mutase 
C) DNA polymerase 
D) DNA primer 
E) DNA replicase

Question 9

Match between columns
                        Premises: discovered that the sequence of DNA differs in different organisms

Accepted Answer

The Answer of Miescher and Chargaff and Hershey and Chase is...

Question 10

Match between columns
                        Premises: used x-ray diffraction technology to determine that phosphate groups are located on the outside of the DNA molecule, and bases on the inside

Accepted Answer

The Answer of Hershey and Chase and Watson and Crick is...

Question 11

After DNA replication, each chromosome contains two sister _____.

Accepted Answer

A) chromatids 
B) chromatins 
C) chromosomes 
D) centromeres 
E) centrioles 
A) chromatids 
B) chromatins 
C) chromosomes 
D) centromeres 
E) centrioles

Question 12

In the final stage of SCNT, a(n)  _____ is used to cause the foreign cell to fuse with, and empty its contents into, the cytoplasm of the egg.

Accepted Answer

A) fine point needle 
B) virus 
C) micropipette 
D) electric current 
E) calcium phosphate 
A) fine point needle 
B) virus 
C) micropipette 
D) electric current 
E) calcium phosphate

Question 13

Which molecule provides the energy for the assembly of new nucleotides into a DNA strand during DNA replication?

Accepted Answer

A) ATP 
B) the nucleotide itself 
C) NADH 
D) primers 
E) DNA ligase 
A) ATP 
B) the nucleotide itself 
C) NADH 
D) primers 
E) DNA ligase

Question 14

Match between columns
                        Premises: Step 2

Accepted Answer

The Answer of Embryo forms and A skin cell harvested is...

Question 15

Which pair represents the correct complementary bonding of nitrogen containing bases in a DNA molecule?

Accepted Answer

A) adenine and cytosine 
B) adenine and guanine 
C) cytosine and thymine 
D) guanine and cytosine 
E) guanine and thymine 
A) adenine and cytosine 
B) adenine and guanine 
C) cytosine and thymine 
D) guanine and cytosine 
E) guanine and thymine

Question 16

Match between columns
                        Premises: this researcher's work suggested that DNA was double helix

Accepted Answer

The Answer of Wilkins and Miescher and Watson and Crick is...

Question 17

Match between columns
                        Premises: highly compacted structure comprised of DNA and proteins

Accepted Answer

The Answer of Sister chromatids and Chromosome and Diploid and is...

Question 18

The two types of bonding found in a DNA molecule are _____.

Accepted Answer

A) ionic and covalent 
B) covalent and peptide 
C) ionic and hydrogen 
D) peptide and hydrogen 
E) covalent and hydrogen 
A) ionic and covalent 
B) covalent and peptide 
C) ionic and hydrogen 
D) peptide and hydrogen 
E) covalent and hydrogen

Question 19

Rosalind Franklin died from ovarian cancer at the age of 37. Her cancer was probably caused by DNA mutations that arose from _____.

Accepted Answer

A) extensive exposure to long wavelength radiation 
B) contaminated DNA samples 
C) chemical exposure 
D) unrepaired DNA replication errors 
E) extensive exposure to x-rays 
A) extensive exposure to long wavelength radiation 
B) contaminated DNA samples 
C) chemical exposure 
D) unrepaired DNA replication errors 
E) extensive exposure to x-rays

Question 20

Short, single strands of nucleotides that serve as attachment points for DNA polymerase are called _____.

Accepted Answer

A) primers 
B) polymerases 
C) ligases 
D) mutations 
E) diploids 
A) primers 
B) polymerases 
C) ligases 
D) mutations 
E) diploids

Exam 6: Dna Structure and Function

During SCNT, the DNA is extracted from the egg using a(n)_____.

Butterflies Butterflies are diploid organisms. In these animals, the sex of an individual is determined by Z and W chromosomes. Use this information to answer the following question. Which chromosomes are carried by a normal male butterfly?

Body cells of human females contain _____.

Which scientist(s)was the first to suggest that the proportion of adenine and guanine differs from one species to another?

The original published articles describing the structure of DNA were authored by _____ and _____.

Which enzyme links nucleotides into a new stand of DNA?

After DNA replication, each chromosome contains two sister _____.

In the final stage of SCNT, a(n) _____ is used to cause the foreign cell to fuse with, and empty its contents into, the cytoplasm of the egg.

Which molecule provides the energy for the assembly of new nucleotides into a DNA strand during DNA replication?

Which pair represents the correct complementary bonding of nitrogen containing bases in a DNA molecule?

The two types of bonding found in a DNA molecule are _____.

Rosalind Franklin died from ovarian cancer at the age of 37. Her cancer was probably caused by DNA mutations that arose from _____.

Short, single strands of nucleotides that serve as attachment points for DNA polymerase are called _____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

Filters

The original published articles describing the structure of DNA were authored by _ and _.