Question 1

Match the following correctly.
-homologous chromosomes are separated during a metaphase event

Accepted Answer

A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis 
A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis

Question 2

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer.
-period prior to mitosis

Accepted Answer

The answer of Classification.Answer the questions in reference to the...

Question 3

Approximately how many genes do humans have?

Accepted Answer

A)  10,000 
B)  20,000 
C)  50,000 
D)  100,000 
E)  1,000,000 
A)  10,000 
B)  20,000 
C)  50,000 
D)  100,000 
E)  1,000,000

Question 4

If an organism has three pairs of chromosomes,how many possible combinations of homologous chromosomes could result from meiosis?

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  16 
E)  32 
A)  2 
B)  4 
C)  8 
D)  16 
E)  32

Question 5

Classification.The phases of mitosis plus interphase are listed below.Answer the questions with reference to these phases.
-DNA replicates during this phase.

Accepted Answer

A) interphase 
B) prophase 
C) metaphase 
D) anaphase 
E) telophase 
A) interphase 
B) prophase 
C) metaphase 
D) anaphase 
E) telophase

Question 6

Sister chromatids detach from one another and become visibly separate chromosomes during

Accepted Answer

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

Question 7

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis.
-Swapping of gene segments occurs during this stage.

Accepted Answer

A) prophase I 
B) prophase II 
C) metaphase II 
D) anaphase I 
E) telophase I 
A) prophase I 
B) prophase II 
C) metaphase II 
D) anaphase I 
E) telophase I

Question 8

Cancer cells

Accepted Answer

A)  have an abnormal chromosome number. 
B)  are unable to attach to other cells. 
C)  divide to produce high densities of cells. 
D)  have malformed cytoskeletons. 
E)  fit all of these descriptions. 
A)  have an abnormal chromosome number. 
B)  are unable to attach to other cells. 
C)  divide to produce high densities of cells. 
D)  have malformed cytoskeletons. 
E)  fit all of these descriptions.

Question 9

Which of the following most accurately describes mitosis?

Accepted Answer

A)  doubling of cellular material 
B)  DNA replication 
C)  separation of membrane-bound organelles during cell division 
D)  separation of chromosomes during nuclear division 
E)  cell division 
A)  doubling of cellular material 
B)  DNA replication 
C)  separation of membrane-bound organelles during cell division 
D)  separation of chromosomes during nuclear division 
E)  cell division

Question 10

Match the following correctly.
-involves two phases

Accepted Answer

A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis 
A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis

Question 11

If a eukaryotic cell divided by binary fission,

Accepted Answer

A)  only one of its offspring would get the nucleus. 
B)  only one of its offspring would get a complete cytoplasm. 
C)  only sperm would be produced. 
D)  only eggs would be produced. 
E)  the chromosome number would be halved. 
A)  only one of its offspring would get the nucleus. 
B)  only one of its offspring would get a complete cytoplasm. 
C)  only sperm would be produced. 
D)  only eggs would be produced. 
E)  the chromosome number would be halved.

Question 12

Classification.The phases of mitosis plus interphase are listed below.Answer the questions with reference to these phases.
-Genes replicate during this phase.

Accepted Answer

A) interphase 
B) prophase 
C) metaphase 
D) anaphase 
E) telophase 
A) interphase 
B) prophase 
C) metaphase 
D) anaphase 
E) telophase

Question 13

Four of the five answers listed below are haploid.Select the EXCEPTION.

Accepted Answer

A)  zygote 
B)  spore 
C)  egg 
D)  sperm 
E)  gametophyte 
A)  zygote 
B)  spore 
C)  egg 
D)  sperm 
E)  gametophyte

Question 14

Which of the following organisms does NOT do meiosis?

Accepted Answer

A)  amoeba- a protist 
B)  Candida - a fungus 
C)  E. coli - a bacterium 
D)  hydra - a marine invertebrate 
E)  more than one of these organisms does NOT do meiosis 
A)  amoeba- a protist 
B)  Candida - a fungus 
C)  E. coli - a bacterium 
D)  hydra - a marine invertebrate 
E)  more than one of these organisms does NOT do meiosis

Question 15

MATCHING
Answer the following questions by matching each term with the most appropriate description.
-two sister chromatids are joined here

Accepted Answer

A) centriole 
B) centromere 
C) chromatid 
D) cytoplasmic division 
E) microtubules 
A) centriole 
B) centromere 
C) chromatid 
D) cytoplasmic division 
E) microtubules

Question 16

About how many cells per day divide in a healthy adult human?

Accepted Answer

A)  thousands of cells 
B)  millions of cells 
C)  billions of cells 
D)  trillions of cells 
E)  quadrillions of cells 
A)  thousands of cells 
B)  millions of cells 
C)  billions of cells 
D)  trillions of cells 
E)  quadrillions of cells

Question 17

Meiosis is most like

Accepted Answer

A)  shuffling cards. 
B)  painting a wall. 
C)  building a house. 
D)  playing a computer game. 
E)  writing a novel. 
A)  shuffling cards. 
B)  painting a wall. 
C)  building a house. 
D)  playing a computer game. 
E)  writing a novel.

Question 18

Match the following correctly.
-RNA polymerase is employed

Accepted Answer

A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis 
A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis

Question 19

In mitosis,

Accepted Answer

A)  the chromosome number is halved. 
B)  the chromosome number is doubled. 
C)  the chromosome number stays the same. 
D)  the chromosome number may double or be halved depending on the species. 
E)  gametes are formed in bacteria only. 
A)  the chromosome number is halved. 
B)  the chromosome number is doubled. 
C)  the chromosome number stays the same. 
D)  the chromosome number may double or be halved depending on the species. 
E)  gametes are formed in bacteria only.

Question 20

Crossing over is one of the most important events in meiosis because

Accepted Answer

A)  it produces new combinations of alleles on chromosomes. 
B)  separation of homologous chromosomes occurs. 
C)  separation of sister chromatids occurs. 
D)  it results in the production of haploid gametes. 
E)  it aligns homologous chromosomes at the center of the cell so that they can be separated in anaphase II. 
A)  it produces new combinations of alleles on chromosomes. 
B)  separation of homologous chromosomes occurs. 
C)  separation of sister chromatids occurs. 
D)  it results in the production of haploid gametes. 
E)  it aligns homologous chromosomes at the center of the cell so that they can be separated in anaphase II.

Exam 8: How Cells Reproduce

Match the following correctly. -homologous chromosomes are separated during a metaphase event

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer. -period prior to mitosis

Approximately how many genes do humans have?

If an organism has three pairs of chromosomes,how many possible combinations of homologous chromosomes could result from meiosis?

Classification.The phases of mitosis plus interphase are listed below.Answer the questions with reference to these phases. -DNA replicates during this phase.

Sister chromatids detach from one another and become visibly separate chromosomes during

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis. -Swapping of gene segments occurs during this stage.

Cancer cells

Which of the following most accurately describes mitosis?

Match the following correctly. -involves two phases

If a eukaryotic cell divided by binary fission,

Classification.The phases of mitosis plus interphase are listed below.Answer the questions with reference to these phases. -Genes replicate during this phase.

Four of the five answers listed below are haploid.Select the EXCEPTION.

Which of the following organisms does NOT do meiosis?

MATCHING Answer the following questions by matching each term with the most appropriate description. -two sister chromatids are joined here

About how many cells per day divide in a healthy adult human?

Meiosis is most like

Match the following correctly. -RNA polymerase is employed

In mitosis,

Crossing over is one of the most important events in meiosis because

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

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

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