Basic concepts: cell structure and functions, diffusion, permeability, energy, enzymes, cell division, cell cycle, mitosis, meiosis, caner, chromosomes, DNA and RNA replication / translation / transcription, mutations, genetic diseases, inheritance, molecular genetics, proteins, amino acids, polymers, etc.
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Biology 205 (BIOL 205-UCAL) Final Exam
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Question 1 |
A | Pistils |
B | Stamens |
C | Flowers |
D | Petals |
E | Stigmas |
Question 2 |
A | At equilibrium, transport still occurs but there is no net change in concentration. |
B | The diffusion does not allow chemical equilibrium because particles will still be moved across through active transport. |
C | Even at equilibrium, there is a net diffusion direction but this is balanced by other sources of input into the cell. |
D | At equilibrium, transport of particles ceased and there is no net change in concentration. |
Question 3 |
A | Use of two phosphates from ATP to drive a single reaction. |
B | Breaking down of molecules to obtain energy from both ATP and ADP. |
C | Use of two ATPs to drive a single reaction. |
D | Use of energy released from exergonic reactions to drive endergonic reactions. |
Question 4 |
A | five |
B | two |
C | three |
D | one |
E | four |
Question 5 |
A | ...loci. |
B | ...splicer. |
C | ...intron. |
D | ...centromere. |
E | ...exon. |
Question 6 |
A | They separated the DNA from the rest of the cell structure using centrifuged mixture and discovered DNA is the only living material. |
B | They were able to identify nucleotides which provided the proof needed to show that DNA is the genetic material. |
C | They observed the nucleus under high powered microscopes and discovered that the DNA is much larger than proteins. |
D | They injected different radioactive isotopes label DNA and protein then trace it using phage. |
Question 7 |
A | Nucleotide deletion. |
B | Nucleotide substitution. |
C | Alteration of the start codon. |
D | Rearrangement of codons. |
E | Nucleotide insertion. |
Question 8 |
A | G-A-T-C-A-C-A |
B | G-T-A-G-A-C-T |
C | T-G-T-G-T-A-G |
D | T-A-G-A-T-C-G |
E | T-C-A-G-A-C-G |
Question 9 |
A | Translation |
B | RNA splicing |
C | Adding a cap and tail to RNA |
D | Transcription |
E | DNA packing/unpacking |
Question 10 |
A | Four |
B | One |
C | Nine |
D | Two |
E | Three |
Question 11 |
A | Oxygen |
B | Positivity charged sodium ion. |
C | Carbon dioxide |
D | A small, nonpolar molecule such as butane (C4H10). |
Question 12 |
A | 1:3:3:2 |
B | 9:3:3:1 |
C | 8:4:2:2 |
D | 1:1:1:1 |
E | 16:0:0:0 |
Question 13 |
A | Prophase |
B | Anaphase |
C | Prometaphase |
D | Interphase |
E | Metaphase |
Question 14 |
A | ...static. |
B | ...hypertonic. |
C | ...hydrotonic. |
D | ...isotonic. |
E | ...hypotonic. |
Question 15 |
A | The viral genes typically remain inactive once they are inside the host cell. |
B | The cycle typically ends when the host bacterium divides. |
C | The viral DNA is inserted into a bacterial chromosome. |
D | The virus reproduces outside of the host cell. |
E | The cycle typically leads to the lysis of the host cell. |
Question 16 |
A | Metaphase |
B | Prophase |
C | Prometaphase |
D | Anaphase |
E | Telophase |
Question 17 |
A | About 50% of the total time of the cell cycle. |
B | About 90% of the total time of the cell cycle. |
C | About 10% of the total time of the cell cycle. |
D | About 35% of the total time of the cell cycle. |
Question 18 |
A | ...loci. |
B | ...recombs. |
C | ...tetrads. |
D | ...chiasmas. |
Question 19 |
A | All Dd |
B | All dd |
C | 1/2 Dd, 1/2 dd |
D | All DD |
E | 1/2 DD, 1/2 Dd |
Question 20 |
A | tRNAs |
B | Ribosomes |
C | Codons and anticodons |
D | Polypeptides |
Question 21 |
A | Amino acid and protein sequences |
B | Sugar-phosphate backbone |
C | Nucleotides and polynucleotides framework |
D | Complementary RNA strand |
Question 22 |
A | DNA polymer repair |
B | DNA ligase repair |
C | thymine insertion repair |
D | nucleic acid bond repair |
E | nucleotide excision repair |
Question 23 |
A | allosteric |
B | active |
C | inhibitory |
D | phosphate |
Question 24 |
A | Only certain forms of domesticated plants and animals bred true. |
B | The inheritance of traits was controlled by blood. |
C | The characteristics of parents were blended in the offspring. |
D | All genetic traits bred true. |
E | Acquired characteristics were inherited. |
Question 25 |
A | Darwin did not know that mechanisms that causes genetic variations in plants are similar to that of animals. |
B | The explanation for genetics had no implications for evolution. |
C | Darwin received Mendel's paper but did not understand its significance. |
D | Darwin did not know which mechanisms were responsible for the variation he saw. |
E | The blending theory of inheritance provides support for evolution. |
Question 26 |
A | 30 |
B | 10 |
C | 60 |
D | 6 |
Question 27 |
A | The region of a duplicated chromosomes where two sister chromatids are joined. |
B | A type of mutation within a chromosome caused by an unmatched allele. |
C | A region where the start codon is located. |
D | A site in which a particular gene is located in the chromosome. |
E | A region where the end codon is located. |
Question 28 |
I. Colour of human skin is a character.
II. Green colour of peas as opposed to yellow is a trait.
III. Tall trees as opposed to short trees is a character.
IV. Shape of brain is a character.
A | All four statements are correct. |
B | II and IV only. |
C | I, II and IV only. |
D | I, II and III only. |
E | I and III only. |
F | II and III only. |
Question 29 |
A | Prophase II |
B | Prophase I |
C | Metaphase I |
D | Interphase I |
E | Metaphase II |
Question 30 |
A | Heterozygous male |
B | Homozygous male |
C | Homozygous dominant female |
D | Homozygous recessive female |
E | Heterozygous female |
Question 31 |
A | Diploid |
B | Muted |
C | Monosomy |
D | Trisomy |
E | Haploid |
Question 32 |
A | AA and aa |
B | aa |
C | Aa |
D | AA |
E | AA and Aa |
Question 33 |
A | ...increased in in energy. |
B | ...released of energy. |
C | ...decreased in in energy. |
D | ...decrease in collisions among atoms. |
Question 34 |
A | A derivative of a pathogen used to simulate a host organism's immune system. |
B | A synthetic virus used for infecting the host organism in order to prevent more dangerous strain of the virus from infecting the host. |
C | A lead-based compound used in medical substances usually added to host's blood stream that boost immune system. |
D | A genetically modified version of the the virus used to suppress the host organism's immune system. |
Question 35 |
A | Codominant |
B | Recessive |
C | Dominant |
D | Sex-linked |
E | Lethal |
Question 36 |
A | I. catabolic II. anabolic |
B | I. anabolic II. metabolic |
C | I. metabolic II. catabolic |
D | I. metabolic II. anabolic |
E | I. catabolic II. metabolic |
F | I. anabolic II. catabolic |
Question 37 |
A | The frequencies with which the corresponding traits occur together in offspring. |
B | The frequencies with which the genes exhibit incomplete dominance over each other. |
C | The frequencies of mutations in the genes. |
D | The frequencies with which the genes are inherited from the mother and from the father. |
Question 38 |
A | Outside but exposed within the ribosome. |
B | Outside sticking out of the ribosome. |
C | At the amino acid attachment site of tRNA. |
D | Deep inside the tRNA structure. |
Question 39 |
A | Cross between two F1 hybrids. |
B | Cross between a F1 hybrid and a heterozygous organism. |
C | Cross between a F1 hybrid and an organism that is homozygous recessive for that trait. |
D | Cross between a F1 hybrid and the homozygous dominant parent. |
E | Cross between two parental organisms. |
Question 40 |
A | Four |
B | Two |
C | Eight |
D | Three |
E | Seven |
Question 41 |
A | ...competitive inhibitor. |
B | ...product inhibitor. |
C | ...feedback inhibitor. |
D | ...reactant inhibitor. |
E | ...noncompetitive inhibitor. |
Question 42 |
A | It creates a hypertonic condition in which the cells lose water. |
B | It leads to isotonic situation where cells could not obtain nutrients from outside and could not remove waste to outside. |
C | It creates a hypotonic condition in which the cells lose water. |
D | It leads to lysed condition which eventually caused the bursting of the cell membrane. |
Question 43 |
A | Size and type of the chromosome. |
B | Shape of the mitotic spindle. |
C | The location of the centrosomes. |
D | Type of ATP compound that assist in the movement. |
Question 44 |
A | Silent mutation |
B | Missense mutation |
C | Reading frame mutation |
D | Nonsense mutation |
Question 45 |
A | ...reduction in protein synthesis. |
B | ...reduction in RNA replication. |
C | ...destruction of the nucleus. |
D | ...destruction of the cell. |
Question 46 |
A | DNA polymerase |
B | DNA Pectinase |
C | DNA Invertase |
D | DNA thymine |
E | DNA ligase |
Question 47 |
A | A specific binding site for sigma factor in DNA which the RNA can bind. |
B | A protein which can attached to RNA to produce complementary DNA strand. |
C | A protein which encourages DNA replication by stimulating the DNA. |
D | A transcription enzyme within the RNA structure that allow it to obtain information from the nucleus. |
E | A transcription enzyme within the RNA structure that allow it to pass information to proteins. |
Question 48 |
A | mitosis cell division , meiosis cell division |
B | asexual reproduction , sexual reproduction |
C | natural gene evolution , genetic mutations |
D | sexual reproduction , asexual reproduction |
E | genetic mutations , natural gene evolution |
Question 49 |
A | Genomes |
B | Autosomes |
C | Alleles |
D | Nucleosomes |
E | Heterosomes |
Question 50 |
A | DNA and RNA |
B | DNA |
C | RNA |
D | DNA and Proteins |
E | Proteins |
Question 51 |
A | ...sexual reproduction between different species. |
B | ...sexual reproduction only. |
C | ...asexual reproduction only. |
D | ... all forms of reproduction. |
Question 52 |
A | Metaphase |
B | Telophase |
C | Anaphase |
D | Interphase |
E | Prophase |
Question 53 |
A | ...a translocation. |
B | ...an inversion. |
C | ...a deletion. |
D | ...a duplication. |
Question 54 |
A | Only the organisms in the Kingdom Animalia undergo sexual reproduction. |
B | Both plants and animals can produce offspring through sexual reproduction. |
C | Early plants sexually reproduced their offspring. |
D | Early humans asexually reproduced their offspring. |
E | Multicultural organisms only reproduce through sexual reproduction and are not capable of asexual reproduction. |
Question 55 |
A | A cross between individuals that only differ in one character. |
B | A cross between individuals with different P-generations. |
C | A cross between individuals that are identical. In other words, no difference between any charter. |
D | A cross between individuals that only differ due to one F-generation. |
E | A cross between individuals from the same species. |
Question 56 |
A | Chromosomes undergo segregation and independent assortment. |
B | Only few selected chromosomes are responsible for inheritance. |
C | Chromosomes undergo segregation and but do not independent assortment. |
D | Chromosomes themselves do not control the patterns of inheritance. |
Question 57 |
A | Nucleotides |
B | DNA |
C | Polymers |
D | Amino acids |
E | Nucleic acids |
Question 58 |
A | temperature and chemical balance |
B | pH and temperature |
C | temperature only |
D | pH, chemical balance and temperature |
E | pH only |
Question 59 |
A | Initiation of a new RNA molecule. |
B | Initiation of a new polypeptide chain. |
C | Elongation of the growing RNA molecule. |
D | Termination of the RNA molecule. |
Question 60 |
A | Prevention of the nucleic acid formation. |
B | Prevention of translation. |
C | Interruption of DNA replication. |
D | Prevention of transcription. |
E | Interruption of phospholipid synthesis. |
Question 61 |
A | Prometaphase |
B | Metaphase |
C | Prophase |
D | Telophase |
E | Anaphase |
Question 62 |
A | Increased in genetic diversity. |
B | Naturally occurring genetic mutations. |
C | Inbreeding |
D | Genetic mutations caused by external factors. |
Question 63 |
A | binary fission |
B | meiosis |
C | replication |
D | mitosis |
Question 64 |
A | 2 |
B | 3 |
C | 5 |
D | 4 |
Question 65 |
A | ...the genes associated with the sex-linked conditions are linked to the Y chromosome, which determines maleness. |
B | ...men acquire two copies of the defective gene during fertilization. |
C | ...the sex chromosomes are more active in men than in women. |
D | ...men need to inherit only one copy of the recessive allele for the condition to be fully expressed. |
Question 66 |
A | ...pleiotropy. |
B | ...codominance. |
C | ...expressivity. |
D | ...penetrance. |
E | ...multiple alleles. |
Question 67 |
A | The did dog not eat. |
B | The dog did dog did not eat. |
C | The did not eat. |
D | The dod idn ote at. |
E | The dog dog did not eat. |
Question 68 |
I. Translocation
II. Renegotiation of the start codon.
III. Codon recognition by pairing tRNA anticodon with mRNA codon.
IV. Peptide bond formation.
A | III (first) --> II --> I--> IV (last) |
B | II (first) --> III --> IV --> I (last) |
C | III (first) --> III --> IV --> I (last) |
D | II (first) --> III --> II--> IV (last) |
Question 69 |
A | Polymerization |
B | Hydrolysis |
C | Phosphorylation |
D | Energization |
Question 70 |
A | ...explains the behavior of a pair of alleles during meiosis. |
B | applies only to linked genes. |
C | ...applies only to sex-linked genes. |
D | ...deals with the alleles governing two different traits. |
Question 71 |
A | The potential energy of the products is more than that of the reactant. |
B | The potential energy of the products is less than that of the reactant. |
C | The reaction require a catalyst such as an enzyme to proceed. |
D | The reaction is an endothermic reaction. |
Question 72 |
A | F2 generation |
B | A1 generation |
C | P1 generation |
D | F1 generation |
E | P2 generation |
F | H1 generation |
Question 73 |
A | III |
B | IV |
C | II |
D | I |
Question 74 |
A | ...chromatin. |
B | ...DNA transcripts. |
C | ...homolgous chromosomes. |
D | ...sister chromatids. |
E | ...sister chromosomes. |
Question 75 |
A | Phagacytosis |
B | Receptor-neduated endocytosis |
C | Pinocytosis |
D | Facilitated diffusion |
E | Active diffusion |
Question 76 |
A | Pleiotropy |
B | Monogenetic inheritance |
C | Polygenetic inheritance |
D | Achondroplasia |
E | Promoter |
Question 77 |
A | hypotonic |
B | isotonic |
C | diffusion |
D | hypertonic |
E | non-equilibrium |
Question 78 |
A | The creation of a strand of RNA from a DNA molecule. |
B | The creation of a strand of DNA from an RNA molecule. |
C | Assimilation of external DNA into a cell. |
D | The infection of cells by a phage DNA molecule. |
E | The type of semiconservative replication shown by DNA. |
Question 79 |
A | It is the process in which the speed of the cell division is controlled by several genetic factors. |
B | It is the process in which genes are turned "on" and "off" as a response to stimuli. |
C | It is a laboratory process used for production of genetically modified foods. |
D | It is a laboratory process used in in vitro fertilization. |
Question 80 |
A | Antibiotics not only can be used as a preventive medication, but also can be used to treat existing infections. |
B | Penicillin antibiotic is derived from a fungi and belongs to β-Lactam antibiotics class. |
C | Antibiotics work by either killing or inhibiting the growth of undesirable bacteria. |
D | Excessive use of antibiotics will create drug resistant bacteria also known as superbugs. |
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Credits: Based on the excellent class notes provided by, Dr. Lohmeier-Vogel during Fall 2014. Additional study material: Ch. 5, 8, 9, 10 Campbell Biology ISBN-10: 1-269-98476-4.
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