Question 1

Which of the following cell functions are maintained by cell division?

Accepted Answer

A) growth and reproduction 
B) death 
C) metabolism 
D) movement 
E) organization 
A) growth and reproduction 
B) death 
C) metabolism 
D) movement 
E) organization

Question 2

The cell organelles replicate prior to genomic separation in ______ phase.

Accepted Answer

A) G1 
B) S 
C) G2 
D) M 
E) C 
A) G1 
B) S 
C) G2 
D) M 
E) C

Question 3

Prophase is the first stage of mitosis characterized by the _________ of the chromosomes.

Accepted Answer

A) duplication 
B) splitting 
C) condensation 
D) merging 
A) duplication 
B) splitting 
C) condensation 
D) merging

Question 4

The division of a bacterial cell occurs as the

Accepted Answer

A) cell wall develops cracks around the equator of the cell. 
B) chromosomes are pulled toward the ends of the cell. 
C) cytoplasm forms a cell plate around the middle of the cell. 
D) microfilaments and microtubules constrict the cytoplasm. 
E) plasma membrane pinches inward constricting the cell. 
A) cell wall develops cracks around the equator of the cell. 
B) chromosomes are pulled toward the ends of the cell. 
C) cytoplasm forms a cell plate around the middle of the cell. 
D) microfilaments and microtubules constrict the cytoplasm. 
E) plasma membrane pinches inward constricting the cell.

Question 5

Microtubules become shorter,pulling chromatids to the ends of the spindle,during

Accepted Answer

A) anaphase. 
B) interphase. 
C) metaphase. 
D) prophase. 
E) telophasE. 
A) anaphase. 
B) interphase. 
C) metaphase. 
D) prophase. 
E) telophasE.

Question 6

If you wanted to convert a proto-oncogene to an oncogene,which of the following methods would you choose?

Accepted Answer

A) growth factor exposure 
B) genetic damage 
C) pair the proto-oncogene with a tumor-suppressor gene 
D) halt cell cycle progression 
A) growth factor exposure 
B) genetic damage 
C) pair the proto-oncogene with a tumor-suppressor gene 
D) halt cell cycle progression

Question 7

As a doctor,you are examining a patient who recently experienced some liver damage as a side effect of the medication that she was taking for an unrelated medical condition.You explain to her that the liver problem may take some time to resolve as certain liver cells have a cell cycle of about

Accepted Answer

A) 24 hours. 
B) 6 weeks. 
C) 6 months. 
D) 1 year. 
A) 24 hours. 
B) 6 weeks. 
C) 6 months. 
D) 1 year.

Question 8

Hereditary information is partitioned equally between two daughter cells.

Accepted Answer

A) G1 
B) S 
C) G2 
D) M 
E) C 
A) G1 
B) S 
C) G2 
D) M 
E) C

Question 9

Cytokinesis occurs right after

Accepted Answer

A) prophase. 
B) G1. 
C) G2. 
D) anaphase. 
E) telophasE. 
A) prophase. 
B) G1. 
C) G2. 
D) anaphase. 
E) telophasE.

Question 10

Most eukaryotic cells go through a repeating process of growth and division referred to as the cell ______.

Accepted Answer

A) division 
B) cluster 
C) organization 
D) cycle 
A) division 
B) cluster 
C) organization 
D) cycle

Question 11

A scientist wants to study histones.Histones are

Accepted Answer

A) proteins that are tightly bound to the double strands of DNA. 
B) proteins that are tightly bound with only one of the strands of DNA. 
C) proteins that are tightly bound to mRNA. 
D) proteins that serve as spindle fiber to pull the sister chromatids apart during anaphase. 
E) proteins that are tightly bound to inside of the nuclear membranE. 
A) proteins that are tightly bound to the double strands of DNA. 
B) proteins that are tightly bound with only one of the strands of DNA. 
C) proteins that are tightly bound to mRNA. 
D) proteins that serve as spindle fiber to pull the sister chromatids apart during anaphase. 
E) proteins that are tightly bound to inside of the nuclear membranE.

Question 12

Bacteria divide by binary _______,in which the cell divides into two nearly equal halves.

Accepted Answer

A) fission 
B) mitosis 
C) duplication 
D) code 
A) fission 
B) mitosis 
C) duplication 
D) code

Question 13

_________ is the portion of the cell cycle in which the chromosomes are invisible under the light microscope because they are not yet condensed.

Accepted Answer

A) Interphase 
B) Prophase 
C) Anaphase 
D) Telophase 
A) Interphase 
B) Prophase 
C) Anaphase 
D) Telophase

Question 14

Plant cells typically achieve cytokinesis by

Accepted Answer

A) binary fission. 
B) forming a cell plate across the middle of the cell. 
C) forming a cleavage furrow that pinches the cell into two. 
D) chromosome condensation. 
E) chromosome elongation. 
A) binary fission. 
B) forming a cell plate across the middle of the cell. 
C) forming a cleavage furrow that pinches the cell into two. 
D) chromosome condensation. 
E) chromosome elongation.

Question 15

Before cell division of the body cells,each homologue replicates into two parts.These parts are connected by a centromere and are called

Accepted Answer

A) sister chromatids. 
B) daughter chromatids. 
C) sister chromosomes. 
D) daughter chromosomes. 
E) genes. 
A) sister chromatids. 
B) daughter chromatids. 
C) sister chromosomes. 
D) daughter chromosomes. 
E) genes.

Question 16

Growth of the cell;synthesis of enzymes;normal metabolism.

Accepted Answer

A) G1 
B) S 
C) G2 
D) M 
E) C 
A) G1 
B) S 
C) G2 
D) M 
E) C

Question 17

Each chromosome has a ____________,a point of constriction containing certain repeated DNA sequences that bind specific proteins.

Accepted Answer

A) DNA strand 
B) centromere 
C) node 
D) synapse 
A) DNA strand 
B) centromere 
C) node 
D) synapse

Question 18

Eukaryotic chromosomes are composed of a complex of 60% protein and 40% DNA.The name of this chemical complex is a

Accepted Answer

A) histone complex. 
B) chromatin. 
C) histamine complex. 
D) chromatiD. 
E) centromerE. 
A) histone complex. 
B) chromatin. 
C) histamine complex. 
D) chromatiD. 
E) centromerE.

Question 19

If a cell has 32 chromosomes prior to S and undergoes mitosis followed by cytokinesis,each new daughter cell will have how many chromosomes?

Accepted Answer

A) 64 
B) 32 
C) 16 
D) 8 
A) 64 
B) 32 
C) 16 
D) 8

Question 20

Binary fission in prokaryotes concludes with the accumulation of _______ protein at the midpoint of the cell which facilitates septum formation.

Accepted Answer

A) folded 
B) p53 
C) FtsZ 
D) phosphorylated 
A) folded 
B) p53 
C) FtsZ 
D) phosphorylated

Exam 10: How Cells Divide

Which of the following cell functions are maintained by cell division?

The cell organelles replicate prior to genomic separation in ______ phase.

Prophase is the first stage of mitosis characterized by the _________ of the chromosomes.

The division of a bacterial cell occurs as the

Microtubules become shorter,pulling chromatids to the ends of the spindle,during

If you wanted to convert a proto-oncogene to an oncogene,which of the following methods would you choose?

As a doctor,you are examining a patient who recently experienced some liver damage as a side effect of the medication that she was taking for an unrelated medical condition.You explain to her that the liver problem may take some time to resolve as certain liver cells have a cell cycle of about

Hereditary information is partitioned equally between two daughter cells.

Cytokinesis occurs right after

Most eukaryotic cells go through a repeating process of growth and division referred to as the cell ______.

A scientist wants to study histones.Histones are

Bacteria divide by binary _______,in which the cell divides into two nearly equal halves.

_________ is the portion of the cell cycle in which the chromosomes are invisible under the light microscope because they are not yet condensed.

Plant cells typically achieve cytokinesis by

Before cell division of the body cells,each homologue replicates into two parts.These parts are connected by a centromere and are called

Growth of the cell;synthesis of enzymes;normal metabolism.

Each chromosome has a ____________,a point of constriction containing certain repeated DNA sequences that bind specific proteins.

Eukaryotic chromosomes are composed of a complex of 60% protein and 40% DNA.The name of this chemical complex is a

If a cell has 32 chromosomes prior to S and undergoes mitosis followed by cytokinesis,each new daughter cell will have how many chromosomes?

Binary fission in prokaryotes concludes with the accumulation of _______ protein at the midpoint of the cell which facilitates septum formation.

The Science of Biology

The Nature of Molecules

The Chemical Building Blocks of Life

Cell Structure

Membranes

Energy and Metabolism

How Cells Harvest Energy

Photosynthesis

Cell Communication

Sexual Reproduction and Meiosis

Patterns of Inheritance

Chromosomes Mapping and the Meiosis - Inheritance Connection

Dna: the Genetic Material

Genes and How They Work

Control of Gene Expression

Biotechnology

Genomics

Cellular Mechanisms of Development

Genes Within Populations

The Evidence for Evolution

The Origin of Species

Systematics and the Phylogenetic Revolution

Genome Evolution

Evolution of Development

The Tree of Life

Viruses

Prokaryotes

Protists

Overview of Green Plants

Fungi

Overview of Animal Diversity

Noncoelomate Invertebrates

Coelomate Invertebrates

Vertebrates

Plant Form

Vegetative Plant Development

Transport in Plants

Plant Nutrition and Soils

Plant Defense Responses

Sensory Systems in Plants

Plant Reproduction

The Animal Body and Principles of Regulation

The Nervous System

Sensory Systems

The Endocrine System

The Musculoskeletal System

The Digestive System

The Respiratory System

The Circulatory System

Osmotic Regulation and the Urinary System

The Immune System

The Reproductive System

Animal Development

Behavioral Biology

Population Ecology

Community of Ecology

Dynamics of Ecosystems

The Biosphere

Conservation Biology