Question 1

The two basic types of cells are somatic cells and

Accepted Answer

A)  zygotes 
B)  gametes 
C)  autosomes 
D)  polar bodies 
E)  organelles 
A)  zygotes 
B)  gametes 
C)  autosomes 
D)  polar bodies 
E)  organelles

Question 2

Nondisjunction can occur in the autosomes but never occurs in the sex chromosomes.

Accepted Answer

A) True 
 B)False

Question 3

Enzymes

Accepted Answer

A)  are specialized proteins 
B)  are major constituents of body tissues 
C)  cannot break the bonds between bases throughout the DNA molecule 
D)  are not responsible for separating two previously joined strands of nucleotides 
E)  do not direct chemical reactions in the body 
A)  are specialized proteins 
B)  are major constituents of body tissues 
C)  cannot break the bonds between bases throughout the DNA molecule 
D)  are not responsible for separating two previously joined strands of nucleotides 
E)  do not direct chemical reactions in the body

Question 4

Cells

Accepted Answer

A)  are the basic units of life 
B)  usually do not have DNA 
C)  only have a nucleus and no cytoplasm 
D)  are only inherited from one parent 
E)  originated on earth approximately 5 million years ago 
A)  are the basic units of life 
B)  usually do not have DNA 
C)  only have a nucleus and no cytoplasm 
D)  are only inherited from one parent 
E)  originated on earth approximately 5 million years ago

Question 5

A nucleotide

Accepted Answer

A)  is composed of a nitrogenous base, a sugar, and a phosphate unit 
B)  is the same thing as an RNA molecule 
C)  codes for the production of an amino acid 
D)  can include the nitrogenous base uracil 
E)  is not a basic unit of the DNA molecule 
A)  is composed of a nitrogenous base, a sugar, and a phosphate unit 
B)  is the same thing as an RNA molecule 
C)  codes for the production of an amino acid 
D)  can include the nitrogenous base uracil 
E)  is not a basic unit of the DNA molecule

Question 6

Gametes

Accepted Answer

A)  are basic units of the DNA molecule composed of sugar 
B)  are also called zygotes 
C)  transmit genetic information from parent to offspring 
D)  can make copies of itself 
E)  are important structural components of the body 
A)  are basic units of the DNA molecule composed of sugar 
B)  are also called zygotes 
C)  transmit genetic information from parent to offspring 
D)  can make copies of itself 
E)  are important structural components of the body

Question 7

Meiosis

Accepted Answer

A)  is the cell division process in somatic cells 
B)  replaces cells during growth and development 
C)  permits healing of injured tissue 
D)  is the cell division in specialized cells in ovaries and testes 
E)  involves two divisions and results in six daughter cells. 
A)  is the cell division process in somatic cells 
B)  replaces cells during growth and development 
C)  permits healing of injured tissue 
D)  is the cell division in specialized cells in ovaries and testes 
E)  involves two divisions and results in six daughter cells.

Question 8

Which of the following statements concerning RNA is false?

Accepted Answer

A)  It contains the base uracil instead of thymine. 
B)  It is single-stranded. 
C)  It contains the same sugar as found in DNA. 
D)  It is able to pass through the nuclear membrane. 
E)  It is involved in the synthesis of proteins. 
A)  It contains the base uracil instead of thymine. 
B)  It is single-stranded. 
C)  It contains the same sugar as found in DNA. 
D)  It is able to pass through the nuclear membrane. 
E)  It is involved in the synthesis of proteins.

Question 9

Which of the following statements is false regarding the process of meiosis?

Accepted Answer

A)  Meiosis produces gametes. 
B)  Meiosis produces daughter cells with half the original amount of DNA found in the original cell. 
C)  There are two cell divisions. 
D)  Meiosis produces daughter cells with the same amount of DNA found in the original cell. 
E)  Homologous chromosomes exchange genetic information. 
A)  Meiosis produces gametes. 
B)  Meiosis produces daughter cells with half the original amount of DNA found in the original cell. 
C)  There are two cell divisions. 
D)  Meiosis produces daughter cells with the same amount of DNA found in the original cell. 
E)  Homologous chromosomes exchange genetic information.

Question 10

Give two examples of how the field of genetics has revolutionized biological science.

Accepted Answer

1. Understanding of inheritance: Genetic

Question 11

What is the complete sequence of DNA bases that specifies the order of amino acids in an entire protein or portion of protein, or any functional product?

Accepted Answer

A)  helix 
B)  codon 
C)  polypeptide 
D)  amino acid 
E)  gene 
A)  helix 
B)  codon 
C)  polypeptide 
D)  amino acid 
E)  gene

Question 12

Explain what PCR is and its importance to genetics.

Accepted Answer

PCR, or Polymerase Chain Reaction, is a

Question 13

How many chromosome pairs occur in a normal human somatic cell?

Accepted Answer

A)  24 
B)  23 
C)  26 
D)  25 
E)  22 
A)  24 
B)  23 
C)  26 
D)  25 
E)  22

Question 14

The definition of gene is currently the subject of some debate. What is the central focus of the debate and what is the reason for the conflicting meanings?

Accepted Answer

The central focus of the debate surround

Question 15

Autosomes

Accepted Answer

A)  occur singularly 
B)  carry genetic information that determine the individual's sex 
C)  carry genetic information influencing all physical characteristics 
D)  carry genetic information influencing all physical characteristics except primary sex determination 
E)  do not carry genetic information 
A)  occur singularly 
B)  carry genetic information that determine the individual's sex 
C)  carry genetic information influencing all physical characteristics 
D)  carry genetic information influencing all physical characteristics except primary sex determination 
E)  do not carry genetic information

Question 16

A zygote

Accepted Answer

A)  is formed by the union of two somatic cells 
B)  has only half the full complement of genetic material 
C)  is part of a nucleotide 
D)  undergoes meiosis 
E)  has the potential to develop into a new individual 
A)  is formed by the union of two somatic cells 
B)  has only half the full complement of genetic material 
C)  is part of a nucleotide 
D)  undergoes meiosis 
E)  has the potential to develop into a new individual

Question 17

Meiosis occurs ONLY in ovaries.

Accepted Answer

A) True 
 B)False

Question 18

Chimpanzees and gorillas

Accepted Answer

A)  lack chromosomes 
B)  have the same number of chromosomes as humans 
C)  have 48 chromosomes 
D)  have 46 chromosomes 
E)  have 42 chromosomes 
A)  lack chromosomes 
B)  have the same number of chromosomes as humans 
C)  have 48 chromosomes 
D)  have 46 chromosomes 
E)  have 42 chromosomes

The two basic types of cells are somatic cells and

Nondisjunction can occur in the autosomes but never occurs in the sex chromosomes.

Enzymes

Cells

A nucleotide

Gametes

Meiosis

Which of the following statements concerning RNA is false?

Which of the following statements is false regarding the process of meiosis?

Give two examples of how the field of genetics has revolutionized biological science.

What is the complete sequence of DNA bases that specifies the order of amino acids in an entire protein or portion of protein, or any functional product?

Explain what PCR is and its importance to genetics.

How many chromosome pairs occur in a normal human somatic cell?

The definition of gene is currently the subject of some debate. What is the central focus of the debate and what is the reason for the conflicting meanings?

Autosomes

A zygote

Meiosis occurs ONLY in ovaries.

Chimpanzees and gorillas

Introduction to Physical Anthropology

The Development of Evolutionary Theory

Heredity and Evolution

Processes of Macroevolution

An Overview of the Primates

Primate Behavior

Primate and Hominin Origins

The First Dispersal of the Genus Homo: Homo Erectus and Contemporaries

Premodern Humans

The Origin and Dispersal of Modern Humans

Human Variation and Adaptation

Legacies of Human Evolutionary History: Effects on the Individual

The Human Disconnection

Filters

Exam 3: The Biological Basis of Life Connections

The two basic types of cells are somatic cells and

Nondisjunction can occur in the autosomes but never occurs in the sex chromosomes.

Enzymes

Cells

A nucleotide

Gametes

Meiosis

Which of the following statements concerning RNA is false?

Which of the following statements is false regarding the process of meiosis?

Give two examples of how the field of genetics has revolutionized biological science.

What is the complete sequence of DNA bases that specifies the order of amino acids in an entire protein or portion of protein, or any functional product?

Explain what PCR is and its importance to genetics.

How many chromosome pairs occur in a normal human somatic cell?

The definition of gene is currently the subject of some debate. What is the central focus of the debate and what is the reason for the conflicting meanings?

Autosomes

A zygote

Meiosis occurs ONLY in ovaries.

Chimpanzees and gorillas

Introduction to Physical Anthropology

The Development of Evolutionary Theory

Heredity and Evolution

Processes of Macroevolution

An Overview of the Primates

Primate Behavior

Primate and Hominin Origins

The First Dispersal of the Genus Homo: Homo Erectus and Contemporaries

Premodern Humans

The Origin and Dispersal of Modern Humans

Human Variation and Adaptation

Legacies of Human Evolutionary History: Effects on the Individual

The Human Disconnection

Filters