Question 1

Linus Pauling and his colleagues discovered that a mutant gene involved in the synthesis of hemoglobin causes sickle cell anemia.

Accepted Answer

A) True 
 B)False  True

Question 2

An autosomally recessive metabolic disorder in the phenylalanine pathway that was first investigated by Garrod at the beginning of the twentieth century is ____________________.

Accepted Answer

alkaptonuria

Question 3

Metabolism is the sum of all _____________________ by which cells convert and utilize energy

Accepted Answer

biochemical reactions

Question 4

In people with PKU,phenylalanine from dietary proteins cannot be converted to tyrosine.

Accepted Answer

A) True 
 B)False

Question 5

Discuss how mutations that eliminate or alter the activity of an enzyme can cause phenotypic effects.

Accepted Answer

The substrate for the blocked reaction m

Question 6

Explain how the field of human biochemical genetics had its beginnings partly through the persistence of a young mother.

Accepted Answer

Borgny Egeland had two children with int

Question 7

Parathion is effective and highly toxic to only about 5% of the human population.

Accepted Answer

A) True 
 B)False

Question 8

The first sign of PKU in newborns is abnormally high levels of ____________________ in the blood and urine.

Accepted Answer

The answer of The first sign of PKU in newborns...

Question 9

In addition to several other factors,the overall risks of environmental chemicals depend on genetically determined variations in the ____ involved in transport,metabolism,and excretion of these chemicals.

Accepted Answer

A)  proteins 
B)  body's oxygen levels 
C)  body's pH 
D)  ribosomes 
E)  disaccharides 
A)  proteins 
B)  body's oxygen levels 
C)  body's pH 
D)  ribosomes 
E)  disaccharides

Question 10

The simplest sugars are called ____________________,and two of these sugars linked together form a(n)____________________.

Accepted Answer

monosaccha

Question 11

Even if detected early,PKU cannot be treated to prevent the development of intellectual disability.

Accepted Answer

A) True 
 B)False

Question 12

Lactose intolerance is caused by a(n)____.

Accepted Answer

A)  nucleotide substitution that prevents lactose production 
B)  variant manifestation of galactosemia 
C)  accumulation of galactose-1-phosphate 
D)  inability to digest lactose 
E)  excess in lactose production 
A)  nucleotide substitution that prevents lactose production 
B)  variant manifestation of galactosemia 
C)  accumulation of galactose-1-phosphate 
D)  inability to digest lactose 
E)  excess in lactose production

Question 13

A mutation that leads to the buildup of homogentisic acid causes ____________________.

Accepted Answer

The answer of A mutation that leads to the buildup...

Question 14

Women with PKU who eat a normal diet during pregnancy will have children with ____.

Accepted Answer

A)  only a 25% chance of developing PKU 
B)  intellectual disability only if the child's phenotype is homozygous recessive 
C)  intellectual disability only if the child's phenotype is heterozygous 
D)  intellectual disability regardless of the child's genotype 
E)  no greater chance of having PKU than if she ate a special PKU diet 
A)  only a 25% chance of developing PKU 
B)  intellectual disability only if the child's phenotype is homozygous recessive 
C)  intellectual disability only if the child's phenotype is heterozygous 
D)  intellectual disability regardless of the child's genotype 
E)  no greater chance of having PKU than if she ate a special PKU diet

Question 15

Hemoglobin is a(n)____________________-containing protein in red blood cells.

Accepted Answer

The answer of Hemoglobin is a(n)____________________-containing protein in red blood...

Question 16

Phenylalanine is a(n)____ and the starting point for a network of metabolic pathways.

Accepted Answer

A)  lactase precursor molecules 
B)  carbohydrate by-products of respiration 
C)  essential amino acid 
D)  sub-types of hemoglobin 
E)  phenylthiocarbamides 
A)  lactase precursor molecules 
B)  carbohydrate by-products of respiration 
C)  essential amino acid 
D)  sub-types of hemoglobin 
E)  phenylthiocarbamides

Question 17

A branch of genetics known as ____________________ studies genetic variations that underlie differences in the body's response to drugs,while ____________________ is focused on the development of drugs that are tailored to an individual's genetic makeup.

Accepted Answer

pharmacoge

Question 18

Dietary treatment of galactosemia ____.

Accepted Answer

A)  need not begin until one or two months after birth 
B)  consists of very low protein intake 
C)  can usually be discontinued by the age of twelve 
D)  completely eliminates symptoms of the disease 
E)  should be started within a few days after birth 
A)  need not begin until one or two months after birth 
B)  consists of very low protein intake 
C)  can usually be discontinued by the age of twelve 
D)  completely eliminates symptoms of the disease 
E)  should be started within a few days after birth

Question 19

The hemoglobin molecule ____.

Accepted Answer

A)  transports oxygen from the lungs to the cells of the body 
B)  prevents sickle cell anemia when present in high enough concentrations in the blood 
C)  is involved in amino acid metabolism 
D)  acts as a cell surface receptor 
E)  is controlled by a single gene 
A)  transports oxygen from the lungs to the cells of the body 
B)  prevents sickle cell anemia when present in high enough concentrations in the blood 
C)  is involved in amino acid metabolism 
D)  acts as a cell surface receptor 
E)  is controlled by a single gene

Question 20

There is a direct link between a person's ____________________,the proteins a person makes,and that person's ____________________.

Accepted Answer

The answer of There is a direct link between a...

Linus Pauling and his colleagues discovered that a mutant gene involved in the synthesis of hemoglobin causes sickle cell anemia.

An autosomally recessive metabolic disorder in the phenylalanine pathway that was first investigated by Garrod at the beginning of the twentieth century is ____________________.

Metabolism is the sum of all _____________________ by which cells convert and utilize energy

In people with PKU,phenylalanine from dietary proteins cannot be converted to tyrosine.

Discuss how mutations that eliminate or alter the activity of an enzyme can cause phenotypic effects.

Explain how the field of human biochemical genetics had its beginnings partly through the persistence of a young mother.

Parathion is effective and highly toxic to only about 5% of the human population.

The first sign of PKU in newborns is abnormally high levels of ____________________ in the blood and urine.

In addition to several other factors,the overall risks of environmental chemicals depend on genetically determined variations in the ____ involved in transport,metabolism,and excretion of these chemicals.

The simplest sugars are called ,and two of these sugars linked together form a(n).

Even if detected early,PKU cannot be treated to prevent the development of intellectual disability.

Lactose intolerance is caused by a(n)____.

A mutation that leads to the buildup of homogentisic acid causes ____________________.

Women with PKU who eat a normal diet during pregnancy will have children with ____.

Hemoglobin is a(n)____________________-containing protein in red blood cells.

Phenylalanine is a(n)____ and the starting point for a network of metabolic pathways.

A branch of genetics known as studies genetic variations that underlie differences in the body's response to drugs,while is focused on the development of drugs that are tailored to an individual's genetic makeup.

Dietary treatment of galactosemia ____.

The hemoglobin molecule ____.

There is a direct link between a person's ,the proteins a person makes,and that person's .

A Perspective on Human Genetics

Cells and Cell Division

Transmission of Genes from Generation to Generation

Pedigree Analysis in Human Genetics

The Inheritance of Complex Traits

Cytogenetics - Karyotypes and Chromosome Aberrations

Development and Sex Determination

The Structure - Replication - and Chromosomal Organization of DNA

Gene Expression and Gene Regulation

Genome Alterations - Mutation and Epigenetics

Genes and Cancer

An Introduction to Genetic Technology

Biotechnology and Society

Genomes and Genomics

Reproductive Technology - Genetic Testing - and Gene Therapy

Genes and The Immune System

Genetics of Behavior

Population Genetics and Human Evolution

Filters

Exam 10: From Proteins to Phenotypes

Linus Pauling and his colleagues discovered that a mutant gene involved in the synthesis of hemoglobin causes sickle cell anemia.

An autosomally recessive metabolic disorder in the phenylalanine pathway that was first investigated by Garrod at the beginning of the twentieth century is ____________________.

Metabolism is the sum of all _____________________ by which cells convert and utilize energy

In people with PKU,phenylalanine from dietary proteins cannot be converted to tyrosine.

Discuss how mutations that eliminate or alter the activity of an enzyme can cause phenotypic effects.

Explain how the field of human biochemical genetics had its beginnings partly through the persistence of a young mother.

Parathion is effective and highly toxic to only about 5% of the human population.

The first sign of PKU in newborns is abnormally high levels of ____________________ in the blood and urine.

In addition to several other factors,the overall risks of environmental chemicals depend on genetically determined variations in the ____ involved in transport,metabolism,and excretion of these chemicals.

The simplest sugars are called ____________________,and two of these sugars linked together form a(n)____________________.

Even if detected early,PKU cannot be treated to prevent the development of intellectual disability.

Lactose intolerance is caused by a(n)____.

A mutation that leads to the buildup of homogentisic acid causes ____________________.

Women with PKU who eat a normal diet during pregnancy will have children with ____.

Hemoglobin is a(n)____________________-containing protein in red blood cells.

Phenylalanine is a(n)____ and the starting point for a network of metabolic pathways.

A branch of genetics known as ____________________ studies genetic variations that underlie differences in the body's response to drugs,while ____________________ is focused on the development of drugs that are tailored to an individual's genetic makeup.

Dietary treatment of galactosemia ____.

The hemoglobin molecule ____.

There is a direct link between a person's ____________________,the proteins a person makes,and that person's ____________________.

A Perspective on Human Genetics

Cells and Cell Division

Transmission of Genes from Generation to Generation

Pedigree Analysis in Human Genetics

The Inheritance of Complex Traits

Cytogenetics - Karyotypes and Chromosome Aberrations

Development and Sex Determination

The Structure - Replication - and Chromosomal Organization of DNA

Gene Expression and Gene Regulation

Genome Alterations - Mutation and Epigenetics

Genes and Cancer

An Introduction to Genetic Technology

Biotechnology and Society

Genomes and Genomics

Reproductive Technology - Genetic Testing - and Gene Therapy

Genes and The Immune System

Genetics of Behavior

Population Genetics and Human Evolution

Filters

The simplest sugars are called ,and two of these sugars linked together form a(n).

A branch of genetics known as studies genetic variations that underlie differences in the body's response to drugs,while is focused on the development of drugs that are tailored to an individual's genetic makeup.

There is a direct link between a person's ,the proteins a person makes,and that person's .