Question 1

Crossing over and the random distribution of maternal and paternal chromosomes are responsible for

Accepted Answer

A) genetic stability. 
B) cell division. 
C) genetic variation. 
D) DNA synthesis. 
E) none of the above 
A) genetic stability. 
B) cell division. 
C) genetic variation. 
D) DNA synthesis. 
E) none of the above C

Question 2

Genetically speaking,prokaryotes are different from eukaryotes because

Accepted Answer

A) prokaryotes usually have a single chromosome. 
B) prokaryotes do not usually have histone proteins to package their DNA. 
C) prokaryotes do not have a nucleus to maintain their DNA. 
D) prokaryotes have the same amount of DNA that eukaryotes do. 
E) all of the above 
A) prokaryotes usually have a single chromosome. 
B) prokaryotes do not usually have histone proteins to package their DNA. 
C) prokaryotes do not have a nucleus to maintain their DNA. 
D) prokaryotes have the same amount of DNA that eukaryotes do. 
E) all of the above E

Question 3

In plants,which of the following are haploid?

Accepted Answer

A) megaspores 
B) megasporocyte 
C) microsporocyte 
D) stamen cells 
E) Only humans and fungi have haploid cells. 
A) megaspores 
B) megasporocyte 
C) microsporocyte 
D) stamen cells 
E) Only humans and fungi have haploid cells. A

Question 4

In the example below,how many chromosomes are in prophase and anaphase?

Accepted Answer

A) 8 and 8 
B) 4 and 4 
C) 4 and 8 
D) 8 and 4 
E) 2 and 8 
A) 8 and 8 
B) 4 and 4 
C) 4 and 8 
D) 8 and 4 
E) 2 and 8

Question 5

All of the following make meiosis different from mitosis,EXCEPT

Accepted Answer

A) meiosis comprises 2 divisions. 
B) chromosome number is reduced by half in meiosis. 
C) resulting cells from meiosis are genetically different from the parent cell. 
D) meiosis occurs only during embryonic development. 
A) meiosis comprises 2 divisions. 
B) chromosome number is reduced by half in meiosis. 
C) resulting cells from meiosis are genetically different from the parent cell. 
D) meiosis occurs only during embryonic development.

Question 6

How many chromosomes would have been in an oogonium that produced an ovum with 18 chromosomes?

Accepted Answer

A) 2 
B) 9 
C) 18 
D) 36 
E) 72 
A) 2 
B) 9 
C) 18 
D) 36 
E) 72

Question 7

Sister chromatids separate and move toward opposite poles during which phase of mitosis?

Accepted Answer

A) prophase 
B) pro-metaphase 
C) metaphase 
D) anaphase 
E) telophase 
A) prophase 
B) pro-metaphase 
C) metaphase 
D) anaphase 
E) telophase

Question 8

Which of the following is NOT a part of the cell cycle?

Accepted Answer

A) G1 
B) G2 
C) S0 
D) S 
E) M 
A) G1 
B) G2 
C) S0 
D) S 
E) M

Question 9

____________ chromosomes have their centromere located in the middle.

Accepted Answer

A) Telocentric 
B) Acrocentric 
C) Submetacentric 
D) Metacentric 
E) none of the above 
A) Telocentric 
B) Acrocentric 
C) Submetacentric 
D) Metacentric 
E) none of the above

Question 10

Which of the following is NOT true of cell reproduction?

Accepted Answer

A) Genetic information needs to be copied. 
B) Copies of genetic information do NOT separate during cell reproduction. 
C) Cell division occurs. 
D) Though prokaryotes and eukaryotes accomplish cell reproduction similarly,they require different processes. 
A) Genetic information needs to be copied. 
B) Copies of genetic information do NOT separate during cell reproduction. 
C) Cell division occurs. 
D) Though prokaryotes and eukaryotes accomplish cell reproduction similarly,they require different processes.

Question 11

In which part of the cell cycle is DNA replicated?

Accepted Answer

A) G1 
B) G2 
C) S 
D) M 
E) DNA is replicated before the cell cycle. 
A) G1 
B) G2 
C) S 
D) M 
E) DNA is replicated before the cell cycle.

Question 12

Meiosis I is called the ___________ division and meiosis II is called the __________ division.

Accepted Answer

A) reduction; equational 
B) interphase; prophase 
C) equational; reduction 
D) mitotic; interphase 
E) none of the above 
A) reduction; equational 
B) interphase; prophase 
C) equational; reduction 
D) mitotic; interphase 
E) none of the above

Question 13

A functional chromosome contains which of the following?

Accepted Answer

A) origin of replication 
B) telomeres 
C) centromeres 
D) all of the above 
A) origin of replication 
B) telomeres 
C) centromeres 
D) all of the above

Question 14

Crossing over usually occurs during

Accepted Answer

A) meiosis I. 
B) meiosis II. 
C) mitosis. 
D) S-phase. 
E) Crossing over occurs randomly in all division types. 
A) meiosis I. 
B) meiosis II. 
C) mitosis. 
D) S-phase. 
E) Crossing over occurs randomly in all division types.

Crossing over and the random distribution of maternal and paternal chromosomes are responsible for

Genetically speaking,prokaryotes are different from eukaryotes because

In plants,which of the following are haploid?

In the example below,how many chromosomes are in prophase and anaphase?

All of the following make meiosis different from mitosis,EXCEPT

How many chromosomes would have been in an oogonium that produced an ovum with 18 chromosomes?

Sister chromatids separate and move toward opposite poles during which phase of mitosis?

Which of the following is NOT a part of the cell cycle?

____________ chromosomes have their centromere located in the middle.

Which of the following is NOT true of cell reproduction?

In which part of the cell cycle is DNA replicated?

Meiosis I is called the _ division and meiosis II is called the division.

A functional chromosome contains which of the following?

Crossing over usually occurs during

Introduction to Genetics

Basic Principles of Heredity

Extensions and Modifications of Basic Principles

Linkage, Recombination, and Eukaryotic Gene Mapping

Bacterial and Viral Genetic Systems

Chromosome Variation

DNA: The Chemical Nature of the Gene

DNA Replication

From DNA to Proteins: Transcription and Rna Processing

From DNA to Proteins: Translation

Control of Gene Expression

Gene Mutations, Transposable Elements, and Dna Repair

Molecular Genetic Analysis, Biotechnology, and Genomics

Cancer Genetics

Quantitative Genetics

Population and Evolutionary Genetics

Filters

Exam 2: Chromosomes and Cellular Reproduction

Crossing over and the random distribution of maternal and paternal chromosomes are responsible for

Genetically speaking,prokaryotes are different from eukaryotes because

In plants,which of the following are haploid?

In the example below,how many chromosomes are in prophase and anaphase?

All of the following make meiosis different from mitosis,EXCEPT

How many chromosomes would have been in an oogonium that produced an ovum with 18 chromosomes?

Sister chromatids separate and move toward opposite poles during which phase of mitosis?

Which of the following is NOT a part of the cell cycle?

____________ chromosomes have their centromere located in the middle.

Which of the following is NOT true of cell reproduction?

In which part of the cell cycle is DNA replicated?

Meiosis I is called the ___________ division and meiosis II is called the __________ division.

A functional chromosome contains which of the following?

Crossing over usually occurs during

Introduction to Genetics

Basic Principles of Heredity

Extensions and Modifications of Basic Principles

Linkage, Recombination, and Eukaryotic Gene Mapping

Bacterial and Viral Genetic Systems

Chromosome Variation

DNA: The Chemical Nature of the Gene

DNA Replication

From DNA to Proteins: Transcription and Rna Processing

From DNA to Proteins: Translation

Control of Gene Expression

Gene Mutations, Transposable Elements, and Dna Repair

Molecular Genetic Analysis, Biotechnology, and Genomics

Cancer Genetics

Quantitative Genetics

Population and Evolutionary Genetics

Filters

Meiosis I is called the _ division and meiosis II is called the division.