Semester 1 Final Exam Practice Questions -...

Semester 1 Final ExamPractice Questions

Living things change during their lives throughA.ReproductionB.DevelopmentC.AdaptationD.Evolution

The gradual change in the characteristics of a species over time is

A.DevelopmentB.Homeostasis C.EvolutionD.Ecology

The gradual change in the characteristics of a species over time is

A.DevelopmentB.Homeostasis C.EvolutionD.Ecology

Which characteristic of life is demonstrated by the picture below?

A.AdaptationB.EvolutionC.EnergyD.Growth

Which characteristic of life is demonstrated by the picture below?

A.AdaptationB.EvolutionC.EnergyD.Growth

To locate an object with a compound microscope, a student should begin with the ____ power objective because the field of vision is larger.

A.HighB.LowC.MediumD.None of the above

To locate an object with a compound microscope, a student should begin with the ____ power objective because the field of vision is larger.

A.HighB.LowC.MediumD.None of the above

______ of data from lab investigations are useful to help observe general trends in the data.

A.HypothesesB.ConclusionsC.GraphsD.Theories

______ of data from lab investigations are useful to help observe general trends in the data.

A.HypothesesB.ConclusionsC.GraphsD.Theories

Despite environmental temperature changes throughout the day, an individual’s body temperature remains about the same. This constant condition is maintained by

A.ReproductionB.AdaptationC.GrowthD.Homeostasis

Despite environmental temperature changes throughout the day, an individual’s body temperature remains about the same. This constant condition is maintained by

A.ReproductionB.AdaptationC.GrowthD.Homeostasis

A student measures and records his blood sugar twice a day for ten days. He notices a trend in his blood sugar data and offers a possible explanation. This explanation is known as

A.DataB.HypothesisC.ObservationD.Theory

A student measures and records his blood sugar twice a day for ten days. He notices a trend in his blood sugar data and offers a possible explanation. This explanation is known as

A.DataB.HypothesisC.ObservationD.Theory

A procedure that tests a hypothesis is a(n)A.ConclusionB.Experiment C.AdaptationD.Observation

Biology is the study ofA.MatterB.GrowthC.LifeD.Reproduction

Which set of labeled axes should be used to represent the data most clearly?

A BC D

Time (Days)

Plant Height(cm)

3 0.03

11 4.8

13 5.0

Which set of labeled axes should be used to represent the data most clearly?

A BC D

Time (Days)

Plant Height(cm)

3 0.03

11 4.8

13 5.0

The effect of temperature on the action of pepsin, a protein-digesting enzyme present in stomach fluid, was tested. In this investigation, 20 milliliters of stomach fluid and 10 grams of protein were placed in each of five test tubes kept at different temperatures. After 24 hours, the contents of each tube were tested to determine the amount of protein that had been digested. The results are shown below. What is the optimum temperature for the function of this enzyme?

A.5B.20C.37D.85

The effect of temperature on the action of pepsin, a protein-digesting enzyme present in stomach fluid, was tested. In this investigation, 20 milliliters of stomach fluid and 10 grams of protein were placed in each of five test tubes kept at different temperatures. After 24 hours, the contents of each tube were tested to determine the amount of protein that had been digested. The results are shown below. What is the optimum temperature for the function of this enzyme?

A.5B.20C.37D.85

What process is demonstrated by the picture? A.DiffusionB.Osmosis C.HypertonicD.Hypotonic

The picture shows what happens when a solution is added to a wet-mount slide containing plant cells being observed using a compound light microscope.What type of solution was added to the slide? A. hypertonic B. hypotonicC. isotonicD. metrotonic

A scientist dilutes a blood sample with distilled water. When she viewed the sample under a microscope, she notes bursting of the red blood cells most likely due to

A.OsmosisB.Active transportC.DigestionD.Staining

A scientist dilutes a blood sample with distilled water. When she viewed the sample under a microscope, she notes bursting of the red blood cells most likely due to

A.OsmosisB.Active transportC.DigestionD.Staining

The diagram represents enzyme activity. An organic catalyst is represented by the letter:

A.XB.YC.Z

The diagram represents enzyme activity. An organic catalyst is represented by the letter:

A.XB.YC.Z

The graph shows the relationship between the relative rats of activity of an enzyme and temperature. At which temperature is the enzyme most effective?

A.10B.37C.50D.68

The graph shows the relationship between the relative rats of activity of an enzyme and temperature. At which temperature is the enzyme most effective?

A.10B.37C.50D.68

Another name for the cell membrane is the ________ membrane.

A.lipidB.plasma C.cristaeD.eukaryote

Another name for the cell membrane is the ________ membrane.

A.lipidB.plasma C.cristaeD.eukaryote

Movement of molecules into cells is most dependent upon the selectivity of the

A.ChromosomesB.NucleusC.Cell WallD.Cell Membrane

Movement of molecules into cells is most dependent upon the selectivity of the

A.ChromosomesB.NucleusC.Cell WallD.Cell Membrane

The monomer (subunit) of starch is A.Amino acidB.Fatty acidC.NucleotideD.Glucose

The principal role of the __________ is to package proteins.

A.MitochondriaB.ChloroplastC.RibosomeD.Golgi Apparatus

The principal role of the __________ is to package proteins.

A.MitochondriaB.ChloroplastC.RibosomeD.Golgi Apparatus

Which structure is found in the cells of plants but not in animals?

A.Cell wall B.NucleusC.MitochondriaD.Cell Membrane

Which structure is found in the cells of plants but not in animals?

A.Cell wall B.NucleusC.MitochondriaD.Cell Membrane

What organelles found on the endoplasmic reticulum are most involved in protein synthesis?

A. ChloroplastsB. MitochondriaC. LysosomesD.Ribosomes

What organelles found on the endoplasmic reticulum are most involved in protein synthesis?

A. ChloroplastsB. MitochondriaC. LysosomesD.Ribosomes

Compared to animal cells, plant cells tend to have a large central ________, rather than several small ones.

A.NucleusB.VacuoleC.MitochondrionD.Golgi Apparatus

Compared to animal cells, plant cells tend to have a large central ________, rather than several small ones.

A.NucleusB.VacuoleC.MitochondrionD.Golgi Apparatus

A white blood cell ingests, then digests, invading bacteria. Which organelle is responsible for the digestion of the bacteria?

A.LysosomesB.CentriolesC.NucleoliD.Mitochondria

A white blood cell ingests, then digests, invading bacteria. Which organelle is responsible for the digestion of the bacteria?

A.LysosomesB.CentriolesC.NucleoliD.Mitochondria

A(n)_____ cannot make its own food so must obtain energy and other nutrients from other organisms.

A.ProducerB.Autotroph C.HeterotrophD.Chloroplast

A(n)_____ cannot make its own food so must obtain energy and other nutrients from other organisms.

A.ProducerB.Autotroph C.HeterotrophD.Chloroplast

The chemical reactions in photosynthesis and respiration depend on catalysts called

A.CaloriesB.EnzymesC.ThylakoidsD.Bonds

The chemical reactions in photosynthesis and respiration depend on catalysts called

A.CaloriesB.EnzymesC.ThylakoidsD.Bonds

Energy from sunlight is absorbed by chlorophyll located in the __________A. cytoplasmB. mitochondrionC. thylakoidD. stroma

The fluid inside the chloroplast that where the Calvin Cycle occurs is called the

A.StromaB.Chlorophyll C.Thylakoid D.Cytoplasm

The fluid inside the chloroplast that where the Calvin Cycle occurs is called the

A.StromaB.Chlorophyll C.Thylakoid D.Cytoplasm

Energy is stored in a glucose molecule in the ____________A. waterB. oxygenC. bondsD. enzymes

_________ flow through ecosystems determines how organisms interact and power all of life processes.A. HomeostaticB. EvolutionaryC. EnergyD. Calorie

A(n)_____________makes food using energy from the sun and other simple compounds by the process of photosynthesis .

A.ConsumerB.Heterotroph C.Autotroph D.Herbivore

A(n)____________makes food using energy from the sun and other simple compounds by the process of photosynthesis .

A.ConsumerB.Heterotroph C.Autotroph D.Herbivore

________ is a pigment in chloroplasts that absorbs all wavelengths of light except for green, giving plants a green appearance.

A.ThylakoidB.Chlorophyll C.StromaD.Chloroplast

________ is a pigment in chloroplasts that absorbs all wavelengths of light except for green, giving plants a green appearance.

A.ThylakoidB.Chlorophyll C.StromaD.Chloroplast

Under ________ conditions, yeast will complete alcoholic fermentation to break down glucose and create 2 ATP.

A.AerobicB.AnaerobicC.LightD.Dark

Under ________ conditions, yeast will complete alcoholic fermentation to break down glucose and create 2 ATP.

A.AerobicB.AnaerobicC.LightD.Dark

In addition to light, _______ is needed for the light dependent reaction in photosynthesis.

A.WaterB.Carbon dioxideC.Oxygen D.Glucose

In addition to light, _______ is needed for the light dependent reaction in photosynthesis.

A.WaterB.Carbon dioxideC.Oxygen D.Glucose

The anaerobic process of splitting glucose to form pyruvate is called_________

A.Krebs CycleB.Fermentation C.Calvin CycleD.Glycolysis

The anaerobic process of splitting glucose to form pyruvate is called_________

A.Krebs CycleB.Fermentation C.Calvin CycleD.Glycolysis

Glycolysis occurs in the _______ of a cell. A.Cytoplasm B.ChloroplastC.Mitochondrion D.Thylakoid

Which of the following is a unit of energy? A.OxygenB.Carbon DioxideC.CalorieD.Enzymes

Which of the following is a unit of energy?

A.OxygenB.Carbon DioxideC.CalorieD.Enzymes

The _______________ of photosynthesis occur in the thylakoids of chloroplasts.

A.Light reactionsB.Dark reactionsC.Calvin cycleD.Krebs cycle

The _______________ of photosynthesis occur in the thylakoids of chloroplasts.

A.Light reactionsB.Dark reactionsC.Calvin cycleD.Krebs cycle

The organelle where photosynthesis takes place is the A.Chlorophyll B.ChloroplastC.ThylakoidD.Mitochondrion

What is another name for the Calvin Cycle? A.Citric acid cycleB.Krebs cycleC.Dark reactionsD.Glycolysis

What process is most likely occurring in the photograph? A. Krebs cycle B. Anaerobic respirationC. Aerobic respiration D. Photosynthesis

What are the bubbles of gas being released most likely to be? A. Glucose B. Oxygen C. Pyruvate D. Carbon dioxide

After difficult exercise, an athlete’s muscles will often be sore because ___________ occurred due to a lack of oxygen in the muscle cells.

A.GlycolysisB.Cellular Respiration C.Lactic acid fermentation D.Alcoholic fermentation

After difficult exercise, an athlete’s muscles will often be sore because ___________ occurred due to a lack of oxygen in the muscle cells.

A.GlycolysisB.Cellular Respiration C.Lactic acid fermentation D.Alcoholic fermentation

The diagram below illustratesA.Electron transport chainB.Active transportC.Passive transportD.Glycolysis

The combination of all the chemical changes that take place in an organism is called _______________.

A.Cellular respirationB.PhotosynthesisC.Metabolism D.Active transport

The combination of all the chemical changes that take place in an organism is called _______________.

A.Cellular respirationB.PhotosynthesisC.Metabolism D.Active transport

The 2nd part of photosynthesis, called the ________________, does not require light and uses carbon dioxide to make glucose.

A.Calvin CycleB.Light reactionsC.Krebs CycleD.Electron transport chain

The 2nd part of photosynthesis, called the ________________, does not require light and uses carbon dioxide to make glucose.

A.Calvin CycleB.Light reactionsC.Krebs CycleD.Electron transport chain

Look at the diagram. What does C6H12O6 represent?A.PyruvateB.Carbon dioxideC.Glucose D.Enzymes

What process is illustrated by the diagram below? A.Lactic acid fermentationB.Photosynthesis C.Cellular respirationD.Alcoholic fermentation

Which number is the most realistic amount of ATP that might be produced from one glucose by the process pictured?

A.2B.36C.4D.6

Which number is the most realistic amount of ATP that might be produced from one glucose by the process pictured?

A.2B.36C.32D.6

What process is most likely occurring in the picture? A.Lactic acid fermentationB.Alcoholic fermentation C.Cellular respirationD.Photosynthesis

What substance is “X” most likely to be? A.oxygenB.waterC.carbon dioxideD.glucose

How many molecules of ATP are produced for each molecule of glucose during anaerobic respiration?

A.2B.4C.32D.36

How many molecules of ATP are produced for each molecule of glucose during anaerobic respiration?

A.2B.4C.32D.36

What organelle is pictured below? A.ChloroplastB.Mitochondrion C.ThylakoidD.Stroma

“X” is most likely A. Glucose B. ATPC. LactateD. Ethanol

The process circled in green is known as A.Electron transport chainB.Calvin cycle C.Krebs cycleD.Glycolysis

The diagram below illustratesA.Electron transport chainB.Active transportC.Passive transportD.Glycolysis

Cellular respiration is said to be a(n) _____ process because it needs oxygen to occur.

A.Light dependentB.AerobicC.AnaerobicD.Active tranport

Cellular respiration is said to be a(n) _____ process because it needs oxygen to occur.

A.Light dependentB.AerobicC.AnaerobicD.Active tranport

The 3rd step in cellular respiration, the ___________, is the step that produces the most ATP.

A.Electron transport chainB.Krebs cycleC.Calvin cycle D.Glycolysis

The 3rd step in cellular respiration, the ___________, is the step that produces the most ATP.

A.Electron transport chainB.Krebs cycleC.Calvin cycle D.Glycolysis

Pathways 1 and 2 both represent types ofA.PhotosynthesisB.Fermentation C.Aerobic respiration D.Photolysis

The following process occurs during the S-stage of __________.

A. MitosisB. ProphaseC. CytokinesisD. Interphase

The following process occurs during the S-stage of __________.

A. MitosisB. ProphaseC. CytokinesisD. Interphase

Uncontrolled division of abnormal cells is known as

A. MitosisB. CancerC. Mutation D. G0 Phase

Uncontrolled division of abnormal cells is known as

A. MitosisB. CancerC. Mutation D. G0 Phase

What macromolecule does DNA help produce within the cell?

A. SugarB. Protein C. Nucleic AcidD. Lipid

What macromolecule does DNA help produce within the cell?

A. SugarB. Protein C. Nucleic AcidD. Lipid

Cytosine (often represented as “C” in DNA models) is an example of a(n)

A. ProteinB. Nitrogenous baseC. Covalent bond D. Phosphate

Cytosine (often represented as “C” in DNA models) is an example of a(n)

A. ProteinB. Nitrogenous baseC. Covalent bond D. Phosphate

The process by which the cytoplasm divides and becomes two individual cells is calledA. cytokinesisB. mitosisC. semi-conservative replicationD. cell cyle

_________ are formed between complimentary base pairs when DNA is replicatedA. Ionic bondsB. Covalent bondsC. Hydrogen bondsD. Phosphate bonds

By which process is DNA copied during the S-phase of the cell cycle?A. nucleotideB. semi-conservative replicationC. mitosisD. binary fission

The nucleic acid that is found in every one of your cells is ___________.A. nucleotideB. hemoglobinC. DNAD. Deoxyribose

DNA has a ladder-type structure. Each “rung” of the ladder represents a(n)

A. Sugar-phosphate backboneB. Deoxyribose C. Covalent bondD. Base pair

DNA has a ladder-type structure. Each “rung” of the ladder represents a(n)

A. Sugar-phosphate backboneB. Deoxyribose C. Covalent bondD. Base pair

A cell with 4 chromosomes divides by mitosis. The resulting daughter cells will have ___ chromosomes.

A. 2B. 4C. 8D. 16

A cell with 4 chromosomes divides by mitosis. The resulting daughter cells will have ___ chromosomes.

A. 2B. 4C. 8D. 16

Structure 3 in the diagram represents A. PhosphateB. Deoxyribose C. Nitrogenous base D. Nucleotide

____________ is a method of reproduction in which the offspring arise from one parent.A. Sexual reproductionB. DNA reproductionC. DNA replicationD. Asexual reproduction

In DNA, adenine pairs with A. UracilB. GuanineC. CytosineD. Thymine

The process of DNA replication results in the synthesis of __ double-stranded DNA molecules(s)A. 1B. 2C. 3D. 4

DNA has a ladder-type structure. The sides of the ladder represent the

A. Sugar-phosphate backbone B. Base pairsC. Protein D. Lipid

DNA has a ladder-type structure. The sides of the ladder represent the

A. Sugar-phosphate backbone B. Base pairsC. Protein D. Lipid

Strong bonds that are formed between the deoxyribose and phosphate molecules in a strand of DNA are _______________.A. ionic bondsB. hydrogen bondsC. covalent bondsD. 007 bonds

Structure 1 in the diagram represents a group of atoms known as A. PhosphateB. Deoxyribose C. Nitrogenous base D. Nucleotide

The monomer of nucleic acids is called a(n) _________________A. lipidB. carbohydrateC. nucleotideD. amino acid

The structure of DNA is said to be a(n)A. single strandB. double helixC. nucleotideD. sugar-phosphate backbone

The arrow is pointing to a A. Sister Chromatid B. Centriole C. Daughter chromosome D. Centromere

____________ allows for the DNA to be easily copied.A. MitosisB. Covalent bondsC. NucleotidesD. Complimentary base pairing

When DNA undergoes replication, each newly synthesized helix is called a __________A. nucleotideB. polypeptideC. parental strandD. daughter strand

Prokaryotic cells reproduce asexually during ________A. mitosisB. DNA replicationC. Semi-conservative replicationD. Binary fission

During this process, a eukaryotic cell with grow, replicate its DNA, and divideA. mitosis B. cell cycleC. Binary fissionD. semi-conservative replication

The base sequence of strand II will begin with the base ______.A. AdenineB. Guanine C. Cytosine D. Thymine

The arrow is pointing to the _______, the part of a cell in which the changes involved in mitosis first become evident A. MitochondriaB. Cytoplasm C. Golgi D. Nucleus

The process of nuclear division in an eukaryotic cell is known as A. MitosisB. CytokinesisC. Interphase D. S-phase

The arrow is pointing to a A. Sister Chromatid B. Centriole C. Daughter chromosome D. Centromere

Which of the following is a possible option for part “C” of the nucleotide in the diagram below? A. PhosphateB. Adenine C. Deoxyribose D. Uracil

Normal mitotic cell division results in each daughter cell having ________ chromosome number as the parent cell. A. differentB. doubleC. identical D. half

During what stage does the process shown below occur? A. S-stageB. ProphaseC. G1 PhaseD. Cytokinesis

What type of macromolecule is DNA?

A. SugarB. LipidC. ProteinD. Nucleic Acid

What type of macromolecule is DNA?

A. SugarB. LipidC. ProteinD. Nucleic Acid

Which of the following will fit in the list below of structures shown according to decreasing size? Nucleus, _______, DNA, nucleotide, nitrogenous base

A. CellB. PhosphateC. Deoxyribose D. Chromosome

Which of the following will fit in the list below of structures shown according to decreasing size? Nucleus, _______, DNA, nucleotide, nitrogenous base

A. CellB. PhosphateC. Deoxyribose D. Chromosome

During DNA replication, hydrogen bonds at located at site __ will break

A. 2B. 4 C. 5D. 6

During DNA replication, hydrogen bonds at located at site __ will break

A. 2B. 4 C. 5D. 6

Something that can change the chemical nature of DNA is known as a(n)A. MutagenB. MutationC. EnzymeD. Nucleic Acid

Sickle cell anemia is a result of a point-__________. A.ReplicationB.TranslationC.TranscriptionD.Mutation

The portion of DNA that carries the code for Trp isA.UGGB.ACCC.GUUD.TCC

In the process called ___________, homologous chromosomes will often exchange genetic material, increasing genetic variation.

A.TranscriptionB.MutationC.Crossing overD.Cloning

In the process called ___________, homologous chromosomes will often exchange genetic material, increasing genetic variation.

A.TranscriptionB.MutationC.Crossing overD.Cloning

Which nitrogenous base is found in RNA but not DNA?A.UracilB.ThymineC.GuanineD.Adenine

In protein synthesis, the molecule _____________ takes information from DNA in the nucleus to a ribosome in the cytoplasm, where it is read as a series of codons.

A.DNAB.mRNAC.tRNAD.Amino acids

In protein synthesis, the molecule _____________ takes information from DNA in the nucleus to a ribosome in the cytoplasm, where it is read as a series of codons.

A.DNAB.mRNAC.tRNAD.Amino acids

What type of cell contains only one member of each chromosome pair?

A.PolyploidB.TriploidC.DiploidD.Haploid

What type of cell contains only one member of each chromosome pair?

A.PolyploidB.TriploidC.DiploidD.Haploid

The monomers (subunits/building blocks) of proteins are

A.NucleotidesB.RNAC.riboseD.Amino acids

The monomers (subunits/building blocks) of proteins are

A.NucleotidesB.RNAC.riboseD.Amino acids

A set of 3 nitrogen bases representing an amino acid is referred to as a(n) _______.

A.tRNAB.CodonC.AnticodonD.Mutation

During __________, information stored in mRNA is converted into protein, with the help of a ribosome and tRNAs.

A.TranslationB.TranscriptionC.MutationD.Replication

During __________, information stored in mRNA is converted into protein, with the help of a ribosome and tRNAs.

A.TranslationB.TranscriptionC.MutationD.Replication

Sickle cell anemia affects the protein _________. A.MalariaB.HemoglobinC.UracilD.Codon

In cats, n=19. How many chromosomes will be in a diploid cell?

A.38B.19C.1D.2

In cats, n=19. How many chromosomes will be in a diploid cell?

A.38B.19C.1D.2

Translation takes place at the ________. A.NucleusB.RibosomeC.MitochondriaD.Chloroplast

The code stored in DNA directly determines the formation of

A.ProteinsB.CarbohydratesC.LipidsD.Fats

The code stored in DNA directly determines the formation of

A.ProteinsB.CarbohydratesC.LipidsD.Fats

The genetic code for one amino acid consists of __ nucleotides.

A.2B.3C.4D.5

The genetic code for one amino acid consists of __ nucleotides.

A.2B.3C.4D.5

Most fruit fly cells contain 8 chromosomes. However, some fruit fly cells may only contain 4 chromosomes as a result of

A.FertilizationB.Crossing-OverC.MitosisD.Meiosis

Most fruit fly cells contain 8 chromosomes. However, some fruit fly cells may only contain 4 chromosomes as a result of

A.FertilizationB.Crossing-OverC.MitosisD.Meiosis

____________ occurs when a male gamete fuses with a female gamete.

A.MeiosisB.FertilizationC.ReplicationD.Cloning

____________ occurs when a male gamete fuses with a female gamete.

A.MeiosisB.FertilizationC.ReplicationD.Cloning

_________ are undifferentiated cells that can undergo mitosis and differentiate into specialized cells.

A.Stem cellsB.ClonesC.ZygotesD.Gametes

_________ are undifferentiated cells that can undergo mitosis and differentiate into specialized cells.

A.Stem cellsB.ClonesC.ZygotesD.Gametes

The role of ______________in protein synthesis is to deliver the correct amino acid to the ribosome.

A.DNAB.tRNAC.mRNAD.rRNA

The role of ______________in protein synthesis is to deliver the correct amino acid to the ribosome.

A.DNAB.tRNAC.mRNAD.rRNA

Which molecule best fits the phrase below: “contains the hereditary info passed on from generation to generation”

A.tRNAB.DNAC.mRNAD.rRNA

Which molecule best fits the phrase below: “contains the hereditary info passed on from generation to generation”

A.tRNAB.DNAC.mRNAD.rRNA

Somatic (body) cells in cats contain 38 chromosomes. How many chromosomes would be present in a sperm cell produced by a male cat?

A.38B.19C.2D.4

Somatic (body) cells in cats contain 38 chromosomes. How many chromosomes would be present in a sperm cell produced by a male cat?

A.38B.19C.2D.4

Only one member of each pair of homologous chromosomes is found in a(n)

A.ZygoteB.Somatic cellC.EmbryoD.Gamete

Only one member of each pair of homologous chromosomes is found in a(n)

A.ZygoteB.Somatic cellC.EmbryoD.Gamete

In the picture, GAU is a(n)A.CodonB.AnticodonC.MutationD.Amino acid

Meiosis results in ____ haploid gametes (sex cells). A.23B.3C.4D.2

The sugar component of ribonucleic acid (RNA) isA.RiboseB.DeoxyriboseC.PhosphateD.Uracil

The association (connection) between the ribosome and the mRNA occurs in the

A.CentrosomeB.NucleolusC.NucleusD.Cytoplasm

The association (connection) between the ribosome and the mRNA occurs in the

A.CentrosomeB.NucleolusC.NucleusD.Cytoplasm

DNA is a ________-stranded molecule.A.TripleB.DoubleC.SingleD.Haploid

The step of protein synthesis in which mRNA is formed from a DNA template is called

A.ReplicationB.TranslationC.MutationD.Transcription

The step of protein synthesis in which mRNA is formed from a DNA template is called

A.ReplicationB.TranslationC.MutationD.Transcription

The mRNA codon that carries the code for Trp isA.AGGB.ACCC.UGGD.TCC

mRNA is a __________-stranded molecule.A.TripleB.DoubleC.SingleD.Haploid

After two sex cells fuse, a ____________ results, which will then undergo many mitotic divisions to become a new organism.

A.GameteB.HaploidC.ZygoteD.Stem cell

After two sex cells fuse, a ____________ results, which will then undergo many mitotic divisions to become a new organism.

A.GameteB.HaploidC.ZygoteD.Stem cell

END OF SHOW ☺

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Semester 1 Final Exam Practice Questions -...

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