Question 1

What is the difference between a polynucleotide and an oligonucleotide?

Accepted Answer

Polynucleotides are polymers l

Question 2

If 15% of the nitrogenous bases in a sample of DNA from a particular organism is thymine, what percentage should be cytosine?

Accepted Answer

A)  15% 
B)  30% 
C)  35% 
D)  40% 
E)  70% 
A)  15% 
B)  30% 
C)  35% 
D)  40% 
E)  70%

Question 3

Avery et al. (1944) determined that DNA is the genetic material in T2 bacteriophage.

Accepted Answer

A) True 
 B)False

Question 4

During the polymerization of nucleic acids, covalent bonds are formed between neighboring nucleotides. Which carbons are involved in such bonds?

Accepted Answer

The answer of During the polymerization of nucleic acids, covalent...

Question 5

The transforming principle discovered by Griffith is RNA.

Accepted Answer

A) True 
 B)False

Question 6

The classic Hershey and Chase (1952) experiment that offered evidence in support of DNA being the genetic material in bacteriophages made use of which of the following labeled component(s)?

Accepted Answer

A)  phosphorus and sulfur 
B)  nitrogen and oxygen 
C)  tritium 
D)  hydrogen 
E)  None of the answers listed are correct. 
A)  phosphorus and sulfur 
B)  nitrogen and oxygen 
C)  tritium 
D)  hydrogen 
E)  None of the answers listed are correct.

Question 7

Consider the structure of double-stranded DNA. When DNA is placed into distilled water, it denatures; however, by adding NaCl, the DNA renatures. Why?

Accepted Answer

The negatively charged phosphates repel

Question 8

The basic structure of a nucleotide includes ________.

Accepted Answer

A)  amino acids 
B)  tryptophan and leucine 
C)  base, sugar, and phosphate 
D)  mRNA, rRNA, and tRNA 
E)  phosphorus and sulfur 
A)  amino acids 
B)  tryptophan and leucine 
C)  base, sugar, and phosphate 
D)  mRNA, rRNA, and tRNA 
E)  phosphorus and sulfur

Question 9

List two major differences between RNA and DNA at the level of the nucleotide.

Accepted Answer

ribose in RNA, deoxy

Question 10

What was the Avery et al. (1944) contribution to the understanding of molecular biology?

Accepted Answer

a demonstration that

What is the difference between a polynucleotide and an oligonucleotide?

If 15% of the nitrogenous bases in a sample of DNA from a particular organism is thymine, what percentage should be cytosine?

Avery et al. (1944) determined that DNA is the genetic material in T2 bacteriophage.

During the polymerization of nucleic acids, covalent bonds are formed between neighboring nucleotides. Which carbons are involved in such bonds?

The transforming principle discovered by Griffith is RNA.

The classic Hershey and Chase (1952) experiment that offered evidence in support of DNA being the genetic material in bacteriophages made use of which of the following labeled component(s)?

Consider the structure of double-stranded DNA. When DNA is placed into distilled water, it denatures; however, by adding NaCl, the DNA renatures. Why?

The basic structure of a nucleotide includes ________.

List two major differences between RNA and DNA at the level of the nucleotide.

What was the Avery et al. (1944) contribution to the understanding of molecular biology?

Introduction to Genetics

Mitosis and Meiosis

Mendelian Genetics

Extensions of Mendelian Genetics

Chromosome Mapping in Eukaryotes

Genetic Analysis and Mapping in Bacteria and Bacteriophages

Sex Determination and Sex Chromosomes

Chromosome Mutations: Variation in Number and Arrangement

Extranuclear Inheritance

DNA Replication and Recombination

DNA Organization in Chromosomes

The Genetic Code and Transcription

Translation and Proteins

Gene Mutation, Dna Repair, and Transposition

Regulation of Gene Expression in Prokaryotes

Regulation of Gene Expression in Eukaryotes

Developmental Genetics

Cancer and Regulation of the Cell Cycle

Recombinant Dna Technology

Genomics, Bioinformatics, and Proteomics

Applications and Ethics of Genetic Engineering and Biotechnology

Quantitative Genetics and Multifactorial Traits

Neurogenetics

Population and Evolutionary Genetics

Filters

Exam 10: DNA Structure and Analysis

What is the difference between a polynucleotide and an oligonucleotide?

If 15% of the nitrogenous bases in a sample of DNA from a particular organism is thymine, what percentage should be cytosine?

Avery et al. (1944) determined that DNA is the genetic material in T2 bacteriophage.

During the polymerization of nucleic acids, covalent bonds are formed between neighboring nucleotides. Which carbons are involved in such bonds?

The transforming principle discovered by Griffith is RNA.

The classic Hershey and Chase (1952) experiment that offered evidence in support of DNA being the genetic material in bacteriophages made use of which of the following labeled component(s)?

Consider the structure of double-stranded DNA. When DNA is placed into distilled water, it denatures; however, by adding NaCl, the DNA renatures. Why?

The basic structure of a nucleotide includes ________.

List two major differences between RNA and DNA at the level of the nucleotide.

What was the Avery et al. (1944) contribution to the understanding of molecular biology?

Introduction to Genetics

Mitosis and Meiosis

Mendelian Genetics

Extensions of Mendelian Genetics

Chromosome Mapping in Eukaryotes

Genetic Analysis and Mapping in Bacteria and Bacteriophages

Sex Determination and Sex Chromosomes

Chromosome Mutations: Variation in Number and Arrangement

Extranuclear Inheritance

DNA Replication and Recombination

DNA Organization in Chromosomes

The Genetic Code and Transcription

Translation and Proteins

Gene Mutation, Dna Repair, and Transposition

Regulation of Gene Expression in Prokaryotes

Regulation of Gene Expression in Eukaryotes

Developmental Genetics

Cancer and Regulation of the Cell Cycle

Recombinant Dna Technology

Genomics, Bioinformatics, and Proteomics

Applications and Ethics of Genetic Engineering and Biotechnology

Quantitative Genetics and Multifactorial Traits

Neurogenetics

Population and Evolutionary Genetics

Filters