Question 1

What organic materials are generated by abiotic reactions in the chimneys of the Lost City? Select the TWO answers that are correct.

Accepted Answer

A)  macromolecules 
B)  methane 
C)  pigments to capture sunlight 
D)  small hydrocarbons 
E)  highly resilient biofilm 
A)  macromolecules 
B)  methane 
C)  pigments to capture sunlight 
D)  small hydrocarbons 
E)  highly resilient biofilm

Question 2

What molecule provides short-term energy storage in the body?

Accepted Answer

A)  glycine 
B)  glycerol 
C)  glucose 
D)  glucagon 
E)  glycogen 
A)  glycine 
B)  glycerol 
C)  glucose 
D)  glucagon 
E)  glycogen

Question 3

Anna is majoring in public health.She is designing an epidemiological study to examine the relationship between alcohol consumption and academic performance at her university.In addition to ensuring that she has a large enough sample size,what strategy should she take to make sure her conclusions are accurate?

Accepted Answer

A)  give the survey to the students that are most likely to respond because they carry a smaller course load 
B)  target the surveys to the students that are involved in the designated driver campaign on campus 
C)  randomly survey a group of participants that are representative of the general student body 
D)  give the surveys out to members of the student groups known for throwing the wildest parties on campus 
E)  hand out the survey only to friends and to fellow students enrolled in public health classes 
A)  give the survey to the students that are most likely to respond because they carry a smaller course load 
B)  target the surveys to the students that are involved in the designated driver campaign on campus 
C)  randomly survey a group of participants that are representative of the general student body 
D)  give the surveys out to members of the student groups known for throwing the wildest parties on campus 
E)  hand out the survey only to friends and to fellow students enrolled in public health classes

Question 4

What is an insertion mutation?

Accepted Answer

A)  A codon is inserted in an mRNA strand,which alters all subsequent codons. 
B)  A nucleotide is inserted in a gene sequence,which alters all subsequent codons. 
C)  A codon is inserted in a gene sequence,which alters all subsequent nucleotides. 
D)  An amino acid is inserted in a protein chain,which alters all subsequent amino acids. 
E)  An amino acid is inserted in a protein chain,which may alter protein function. 
A)  A codon is inserted in an mRNA strand,which alters all subsequent codons. 
B)  A nucleotide is inserted in a gene sequence,which alters all subsequent codons. 
C)  A codon is inserted in a gene sequence,which alters all subsequent nucleotides. 
D)  An amino acid is inserted in a protein chain,which alters all subsequent amino acids. 
E)  An amino acid is inserted in a protein chain,which may alter protein function.

Question 5

How do meiosis I and meiosis II differ? Select the TWO answers that are correct.

Accepted Answer

A)  Meiosis I yields four haploid daughter cells,whereas meiosis II yields two haploid daughter cells. 
B)  Meiosis I divides homologous chromosomes,whereas meiosis II divides sister chromatids. 
C)  Meiosis I yields diploid daughter cells,whereas meiosis II yields haploid daughter cells. 
D)  Meiosis I is preceded by DNA replication,whereas meiosis II is not preceded by replication. 
E)  Meiosis I yields egg cells,whereas meiosis II yields sperm cells. 
A)  Meiosis I yields four haploid daughter cells,whereas meiosis II yields two haploid daughter cells. 
B)  Meiosis I divides homologous chromosomes,whereas meiosis II divides sister chromatids. 
C)  Meiosis I yields diploid daughter cells,whereas meiosis II yields haploid daughter cells. 
D)  Meiosis I is preceded by DNA replication,whereas meiosis II is not preceded by replication. 
E)  Meiosis I yields egg cells,whereas meiosis II yields sperm cells.

Question 6

Select the order of blood vessels after leaving the heart.

Accepted Answer

A)  veins,capillaries,arteries 
B)  veins,arteries,capillaries 
C)  arteries,veins,capillaries 
D)  capillaries,arteries,veins 
E)  arteries,capillaries,veins 
A)  veins,capillaries,arteries 
B)  veins,arteries,capillaries 
C)  arteries,veins,capillaries 
D)  capillaries,arteries,veins 
E)  arteries,capillaries,veins

Question 7

How is digestion in yeasts,molds,and mushrooms similar?

Accepted Answer

A)  They draw food matter into vascular channels to travel to storage pockets where chemical digestion takes place. 
B)  They have a mouth-like opening where food is taken in and transported to an organelle with digestive enzymes. 
C)  They have specialized cells that secrete acid onto food matter,digesting it into a thin solution for absorption. 
D)  They release digestive enzymes from specialized cells onto food sources and then absorb the nutrients. 
E)  They have specialized cells that engulf food particles that are then transported to digestive cells to be broken down. 
A)  They draw food matter into vascular channels to travel to storage pockets where chemical digestion takes place. 
B)  They have a mouth-like opening where food is taken in and transported to an organelle with digestive enzymes. 
C)  They have specialized cells that secrete acid onto food matter,digesting it into a thin solution for absorption. 
D)  They release digestive enzymes from specialized cells onto food sources and then absorb the nutrients. 
E)  They have specialized cells that engulf food particles that are then transported to digestive cells to be broken down.

Question 8

What types of genes do all cells have turned on?

Accepted Answer

A)  genes for infection-fighting antibodies 
B)  genes for muscle-contracting proteins 
C)  genes for sex hormone production 
D)  genes for basic cell functions 
E)  genes for nerve-signaling proteins 
A)  genes for infection-fighting antibodies 
B)  genes for muscle-contracting proteins 
C)  genes for sex hormone production 
D)  genes for basic cell functions 
E)  genes for nerve-signaling proteins

Question 9

What are female and male reproductive structures called in corn? Select the TWO answers that are correct.

Accepted Answer

A)  endosperm 
B)  tassel 
C)  ear 
D)  embryo 
E)  kernel 
A)  endosperm 
B)  tassel 
C)  ear 
D)  embryo 
E)  kernel

Question 10

Why do leaves appear in shades of yellow,orange,and red in the fall?

Accepted Answer

A)  Cooler fall temperatures change the shape of chlorophyll causing it to absorb different wavelengths of light. 
B)  The chlorophyll organelles that contain chloroplast pigments breakdown and the leaves reflect more wavelengths of light. 
C)  In the fall,chloroplasts begin producing enzymes instead of chlorophyll and these reflect different wavelengths of light. 
D)  Other leaf pigments that were masked by the chlorophyll become visible and reflect wavelengths of light other than green. 
E)  As the leaves lose chlorophyll,they absorb wavelengths of light that were previously reflected by the pigment. 
A)  Cooler fall temperatures change the shape of chlorophyll causing it to absorb different wavelengths of light. 
B)  The chlorophyll organelles that contain chloroplast pigments breakdown and the leaves reflect more wavelengths of light. 
C)  In the fall,chloroplasts begin producing enzymes instead of chlorophyll and these reflect different wavelengths of light. 
D)  Other leaf pigments that were masked by the chlorophyll become visible and reflect wavelengths of light other than green. 
E)  As the leaves lose chlorophyll,they absorb wavelengths of light that were previously reflected by the pigment.

Question 11

What are the components of the central nervous system? Select the TWO answers that are correct.

Accepted Answer

A)  sensory organs 
B)  brain 
C)  spinal cord 
D)  peripheral nerves 
E)  skeletal muscle 
A)  sensory organs 
B)  brain 
C)  spinal cord 
D)  peripheral nerves 
E)  skeletal muscle

Question 12

Select the statements that describe exponential growth.Select the TWO answers that are correct.

Accepted Answer

A)  Exponential growth is common in many circumstances throughout nature. 
B)  Exponential growth is the rapid and unrestricted increase of a population. 
C)  Exponential growth is population growth limited by natural resources in the environment. 
D)  Exponential growth occurs when populations level off and stop growing. 
E)  Exponential growth increases at a fixed percentage every generation. 
A)  Exponential growth is common in many circumstances throughout nature. 
B)  Exponential growth is the rapid and unrestricted increase of a population. 
C)  Exponential growth is population growth limited by natural resources in the environment. 
D)  Exponential growth occurs when populations level off and stop growing. 
E)  Exponential growth increases at a fixed percentage every generation.

Question 13

What are the roles of abscisic acid (ABA)and gibberellins in seed germination? Select the TWO answers that are correct.

Accepted Answer

A)  When the amount of abscisic acid decreases,a seed begins to come out of dormancy. 
B)  Levels of both gibberellin and abscisic acid must be high to initiate seed germination. 
C)  Increasing gibberellin levels signal that conditions are favorable for seeds to germinate. 
D)  Seeds germinate when gibberellin levels decline as days shorten and temperatures drop. 
E)  Rising levels of abscisic acid make the seed coat split so the young plant can emerge. 
A)  When the amount of abscisic acid decreases,a seed begins to come out of dormancy. 
B)  Levels of both gibberellin and abscisic acid must be high to initiate seed germination. 
C)  Increasing gibberellin levels signal that conditions are favorable for seeds to germinate. 
D)  Seeds germinate when gibberellin levels decline as days shorten and temperatures drop. 
E)  Rising levels of abscisic acid make the seed coat split so the young plant can emerge.

Question 14

Why is photosynthesis important to both plants and animals? Select the TWO answers that are correct.

Accepted Answer

A)  It produces water. 
B)  It produces oxygen. 
C)  It produces lactate. 
D)  It produces glucose. 
E)  It produces pyruvate. 
A)  It produces water. 
B)  It produces oxygen. 
C)  It produces lactate. 
D)  It produces glucose. 
E)  It produces pyruvate.

Question 15

Select statements that correctly describe interactions between antibodies and antigens.Select the TWO statements that are correct.

Accepted Answer

A)  An antibody is a complex and versatile protein that recognizes and binds to many different antigens. 
B)  An antibody is an immune protein that circulates in body fluids that binds to an antigen on the surface of a pathogen. 
C)  An antibody on the surface of a B cell recognizes and binds to a specific antigen on the surface of a pathogen. 
D)  An antibody is a surface protein of a pathogen that is recognized by an antigen on a lymphocyte. 
E)  An antibody is a lymphocyte that rapidly divides into plasma cells when it detects an antigen. 
A)  An antibody is a complex and versatile protein that recognizes and binds to many different antigens. 
B)  An antibody is an immune protein that circulates in body fluids that binds to an antigen on the surface of a pathogen. 
C)  An antibody on the surface of a B cell recognizes and binds to a specific antigen on the surface of a pathogen. 
D)  An antibody is a surface protein of a pathogen that is recognized by an antigen on a lymphocyte. 
E)  An antibody is a lymphocyte that rapidly divides into plasma cells when it detects an antigen.

Question 16

What makes ice less dense than liquid water?

Accepted Answer

A)  Covalent bonds within water molecules expand when solid. 
B)  Hydrogen donates electrons to oxygen as freezing occurs. 
C)  Nuclear forces form expansive crystals as freezing occurs. 
D)  Ionic bonds between water molecules expand when solid. 
E)  Hydrogen bonds between water molecules expand when solid. 
A)  Covalent bonds within water molecules expand when solid. 
B)  Hydrogen donates electrons to oxygen as freezing occurs. 
C)  Nuclear forces form expansive crystals as freezing occurs. 
D)  Ionic bonds between water molecules expand when solid. 
E)  Hydrogen bonds between water molecules expand when solid.

Question 17

Similar to the process of transcription,tRNA molecules bring amino acids to mRNA molecules during translation using base-pairing rules.Identify the anticodons that match the mRNA sequence AUGUCAUGGACU.

Accepted Answer

A)  TAC,AGT,ACC,and TGA 
B)  UACAGU and ACCUGA 
C)  TA,CA,GT,AC,CT and GA 
D)  UAC,AGU,ACC,and UGA 
E)  UA,CA,GU,AC,CU,and GA 
A)  TAC,AGT,ACC,and TGA 
B)  UACAGU and ACCUGA 
C)  TA,CA,GT,AC,CT and GA 
D)  UAC,AGU,ACC,and UGA 
E)  UA,CA,GU,AC,CU,and GA

Question 18

Which statements are true for both genetic bottlenecks and the founder effect? Select the TWO answers that are correct.

Accepted Answer

A)  They are both more consequential with larger populations. 
B)  They both drive adaptive evolution. 
C)  They both result in a smaller gene pool. 
D)  They both increase genetic diversity. 
E)  They both happen by chance. 
A)  They are both more consequential with larger populations. 
B)  They both drive adaptive evolution. 
C)  They both result in a smaller gene pool. 
D)  They both increase genetic diversity. 
E)  They both happen by chance.

Question 19

How does the DNA of prokaryotic cells differ from the DNA of eukaryotic cells?

Accepted Answer

A)  Prokaryotic DNA is composed of four nucleotides,whereas eukaryotic DNA is composed of five nucleotides. 
B)  Prokaryotic DNA is bound by an organelle,whereas eukaryotic DNA is free floating in the cytoplasm. 
C)  Prokaryotic DNA has a linear structure,whereas eukaryotic DNA has a circular,closed-loop structure. 
D)  Prokaryotic DNA is contained in the cytoplasm,whereas eukaryotic DNA is contained in the nucleus. 
E)  Prokaryotic DNA is protected by a cell membrane,whereas eukaryotic DNA is protected by a cell wall. 
A)  Prokaryotic DNA is composed of four nucleotides,whereas eukaryotic DNA is composed of five nucleotides. 
B)  Prokaryotic DNA is bound by an organelle,whereas eukaryotic DNA is free floating in the cytoplasm. 
C)  Prokaryotic DNA has a linear structure,whereas eukaryotic DNA has a circular,closed-loop structure. 
D)  Prokaryotic DNA is contained in the cytoplasm,whereas eukaryotic DNA is contained in the nucleus. 
E)  Prokaryotic DNA is protected by a cell membrane,whereas eukaryotic DNA is protected by a cell wall.

Question 20

What do plants obtain from soil? Select the TWO answers that are correct.

Accepted Answer

A)  chlorophyll 
B)  water 
C)  glucose 
D)  carbon dioxide 
E)  nutrients 
A)  chlorophyll 
B)  water 
C)  glucose 
D)  carbon dioxide 
E)  nutrients

Exam 33: A Range of Biology

What organic materials are generated by abiotic reactions in the chimneys of the Lost City? Select the TWO answers that are correct.

What molecule provides short-term energy storage in the body?

What is an insertion mutation?

How do meiosis I and meiosis II differ? Select the TWO answers that are correct.

Select the order of blood vessels after leaving the heart.

How is digestion in yeasts,molds,and mushrooms similar?

What types of genes do all cells have turned on?

What are female and male reproductive structures called in corn? Select the TWO answers that are correct.

Why do leaves appear in shades of yellow,orange,and red in the fall?

What are the components of the central nervous system? Select the TWO answers that are correct.

Select the statements that describe exponential growth.Select the TWO answers that are correct.

What are the roles of abscisic acid (ABA)and gibberellins in seed germination? Select the TWO answers that are correct.

Why is photosynthesis important to both plants and animals? Select the TWO answers that are correct.

Select statements that correctly describe interactions between antibodies and antigens.Select the TWO statements that are correct.

What makes ice less dense than liquid water?

Similar to the process of transcription,tRNA molecules bring amino acids to mRNA molecules during translation using base-pairing rules.Identify the anticodons that match the mRNA sequence AUGUCAUGGACU.

Which statements are true for both genetic bottlenecks and the founder effect? Select the TWO answers that are correct.

How does the DNA of prokaryotic cells differ from the DNA of eukaryotic cells?

What do plants obtain from soil? Select the TWO answers that are correct.

Process of Science

Chemistry of Life

Cell Structure and Function

Nutrition, Enzymes, Metabolism

Energy and Photosynthesis

Dietary Energy and Cellular Respiration

Genes to Proteins

DNA Structure and Replication

Cell Cycle and Cell Differentiation

Mutations and Cancer

Simple Inheritance and Meiosis

Complex Inheritance

Natural Selection and Adaptation

Nonadaptive Evolution and Speciation

Evidence for Evolution

Life on Earth

Prokaryotic Diversity

Eukaryotic Diversity

Human Evolution

Population Ecology

Community Ecology

Ecosystem Ecology

Sustainability

Plant Growth and Reproduction

Plant Physiology

Overview of Physiology

Digestive System

Cardiovascular System

Respiratory System

Central Nervous System

Reproductive System

Immune System

Filters