Question 1

In humans with a very mild form of anemia,the hemoglobin molecule is affected by which of the following mutations?

Accepted Answer

A)  Base-pair substitution 
B)  Deletion 
C)  Insertion 
D)  Frameshift mutation 
E)  Intron mutation 
A)  Base-pair substitution 
B)  Deletion 
C)  Insertion 
D)  Frameshift mutation 
E)  Intron mutation

Question 2

The process of gene expression includes two steps: ____________________ and ____________________.

Accepted Answer

Transcript

Question 3

The following questions refer to the codon table above.
  
-If the DNA coding strand reads ATG-CGT-GAC,the amino acid sequence of the resulting polypeptide would be __________.

Accepted Answer

A)  tyrosine $ \rightarrow$ alanine $ \rightarrow$ leucine 
B)  methionine $ \rightarrow$ arginine $ \rightarrow$ asparagine 
C)  histidine $ \rightarrow$ glycine $ \rightarrow$ proline 
D)  serine $ \rightarrow$ lysine $ \rightarrow$ glycine 
E)  serine $ \rightarrow$lysine $ \rightarrow$ isoleucine 
A)  tyrosine $ \rightarrow$ alanine $ \rightarrow$ leucine 
B)  methionine $ \rightarrow$ arginine $ \rightarrow$ asparagine 
C)  histidine $ \rightarrow$ glycine $ \rightarrow$ proline 
D)  serine $ \rightarrow$ lysine $ \rightarrow$ glycine 
E)  serine $ \rightarrow$lysine $ \rightarrow$ isoleucine

Question 4

Classification. You will need a genetic code table to answer the following. The following statements refer to the five RNA codons listed below; match them appropriately:
-A single mutation involving the second letter of codon AUA could convert it to this codon.

Accepted Answer

A) AUG 
B) UAA 
C) UUU 
D) UUA 
E) AAA 
A) AUG 
B) UAA 
C) UUU 
D) UUA 
E) AAA

Exam 9: From DNA to Protein

In humans with a very mild form of anemia,the hemoglobin molecule is affected by which of the following mutations?

The process of gene expression includes two steps: ____________________ and ____________________.

The following questions refer to the codon table above. -If the DNA coding strand reads ATG-CGT-GAC,the amino acid sequence of the resulting polypeptide would be __________.

Classification. You will need a genetic code table to answer the following. The following statements refer to the five RNA codons listed below; match them appropriately: -A single mutation involving the second letter of codon AUA could convert it to this codon.

Invitation to Biology

Life's Chemical Bases

Molecules of Life

Cell Structure

Ground Rules of Metabolism

Where it Starts—Photosynthesis

How Cells Release Chemical Energy

DNA Structure and Function

Control of Gene Expression

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information about Species

Life's Origin and Early Evolution

Viruses, Bacteria, and Archaea

Protists: The Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution: The Invertebrates

Animal Evolution: The Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive System

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

The process of gene expression includes two steps: and .