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BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Life’s Major Molecules 1. Which is an organic molecule? a. Ne b. O2 c. CH4 d. NaCl e. H2O 2. The following molecules are considered polymers except……Mark all that apply a. Starch b. DNA c. Proteins d. Lipids e. Salt 3. Which is the correct term for compounds that do mix with water? a. phospholipids b. hydrophobic c. hydrophilic d. protein e. hydrogen bonded 4. Which of the following do nucleic acids and proteins have in common? a. They are both made of amino acids. b. Their structures contain sugars. c. They are hydrophobic. d. They are large polymers. e. They each consist of four basic kinds of subunits. 5. To what does the term "polypeptide" specifically refer? a. organic molecules linked by dehydration synthesis b. organic monomers covalently bonded c. amino acids linked by hydrolysis d. carbohydrates with a hydrogen bond holding them together e. none of the above General Biology 6. The most abundant group of organisms on Earth are the _____ a. algae b. protozoans c. protists d. eukaryotes e. prokaryotes 7. Eukaryotes are a diverse group of organisms that includes _____. Mark all that apply a. plants b. algae c. protozoa d. fungi e. bacteria Page 1 of 13 874005689 BIO 015 – Intro to Biology Session: Section: Days / Time: MTX 2 Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL 8. What is biology? a. the study of animal structures b. the study of life c. the study of fossils d. the study of how organisms process energy e. the study of patterns of inheritance 9. What is the appropriate term for an interacting group of individuals of a single type? a. species b. population c. ecosystem d. community e. habitat 10. Which series of terms is in the sequence of biological organization from the simplest to the most complex? a. community, population, ecosystem, habitat b. tissue, organ system, organ, cell c. organism, ecosystem, community, population d. cell, tissue, organ, population e. molecule, tissue, cell, membrane 11. What is the molecular commonality that is the basis of life's variety? a. protein b. DNA c. the ecosystem d. natural selection e. mutation 12. Why are biologists so interested in chemistry? a. Chemicals are the fundamental parts of all living things. b. Most chemicals are harmful to living things. c. They know little about life except the chemicals it is made from. d. If you understand the chemistry of life, you can make a lot of money. e. Everything about life can be known by understanding its chemistry. 13. All living organisms come from… a. asexual reproduction b. plants c. protists d. outer space e. other living things ab. other living organisms ac. Dead stuff ad. Chemicals ae. sexual reproduction bc. chemicals Page 2 of 13 874005689 BIO 015 – Intro to Biology Session: Section: Days / Time: MTX 2 Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Instructor: Greek Lexicon Match the term with its Greek and / or Latin meaning TERM 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. CODE Birth / Beginning D Same E Many ABE Seed / Kernel CD Water AC Split CE Life B Cell C Light ACE Different AB A B C D E AB AC AD AE BC BD BE CD CE DE ABC ABD ABE ACD ACE Greek / Latin Derivation Root, Prefix and / or Suffix Ana Bio Cyto Gen Homo Hetero Hydro Hyper Hypo Infra Inter Intra Kary Lyso Meta Micro Milli Poly Telo Photo Cell Physiology FILL IN THE FOLLOWING TABLE: Mark……………. A for Generally True, commonly known to occur or have occurred, or present as a characteristic; B for Both True and False, can occur in some situations and / or species; C for False, does not generally occur, not generally present. Eukaryotes Utilize amino acids to build proteins 24. _A Chloroplasts present in cells 25. _B Utilize DNA / RNA as chemical basis for heredity and 26. _A Convert Carbon dioxide and water into organic compounds 27. _B Use carbon based chemistry for life processes 28. _A Asexually reproduce 29. _B Page 3 of 13 874005689 BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Mitosis and Meiosis Fill in the following check list of comparisons. Place a check mark in the appropriate column. Mark the letter choice on your answer sheet / Scantron. Mark all that apply for each term. 30. DNA replicates Mitosis A Meiosis C A C 31. Produces gametes 32. Produces identical daughter cells C A 33. Has two sets of prophase, meta phase and anaphase C 34. Homologous chromosomes line up together A C 35. In humans, produces cells with 23 chromosomes A C 36. New cells are different from each other C 37. Occurs in plant and animal cells A C 38. Occurs in teste and ovary (sex) cells A C 39. Mutations can occur A C 40. Produces diploid cells A 41. Produces exact chromatid copies of original chromosomes A 42. Required for growth and reproduction in all single celled organisms A Page 4 of 13 874005689 BIO 015 – Intro to Biology Session: Section: Days / Time: MTX 2 Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Identify the Phases of Mitosis PHASES of MITOSIS CHOICES 43. Anaphase E 44. Cytokinesis AB 45. Daughter Cells AE 46. Early Prophase B 47. Interphase A 48. Late Prophase C B A 49. Metaphase D 50. Late Telophase AC D C AC E AB AE Page 5 of 13 874005689 BIO 015 – Intro to Biology Session: Section: Days / Time: MTX 2 Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Reproduction and Inheritance 51. Most of an organism's DNA is carried by its _____. a. chromosomes b. endoplasmic reticulum c. mitochondria d. ribosomes e. nucleoli 52. Sister chromatids a. all of the below b. are attached at the centromere prior to division c. are separated during mitosis d. are created when DNA is replicated e. have matching copies of the chromosome's DNA 53. The function of the mitotic cell cycle is to produce daughter cells that _____. a. are genetically identical to the parent cell (assuming no mutation has occurred) b. have the same number of chromatids as the parent cell had chromosomes c. none of the above d. have a random assortment of maternal and paternal chromosomes e. have the same number of chromosomes as the parent cell but not the same genetic content 54. Chromosomes of diploid organisms that are NOT involved in sex determination are called _____. a. mitotic chromosomes b. nucleosomes c. indeterminate chromosomes d. heterochromosomes e. autosomes 55. How many pairs of autosomes do human cells have? a. 2 b. It depends on the sex of the individual. c. 23 d. 22 e. 1 56. Which of the following is a normal human female karyotype? a. XXY b. X c. XX d. XY e. XXX Page 6 of 13 874005689 BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL 57. In humans, the __________ determines the sex of the offspring because __________. a. female ... only the female has two functional sex chromosomes b. male ... the sperm can fertilize either a female egg or a male egg c. chromosome contribution from both parents ... the offspring uses all the parents' chromosomes. d. female ... only the female provides cytoplasm to the zygote e. male ... the male can contribute either an X or a Y chromosome 58. What is the function of meiosis? a. none of the above b. to make four cells with the same chromosome number as the parent c. to make exact copies of the parent cell d. to make cells with a haploid (half that of the parents) number of chromosomes e. to make one cell with twice the number of chromosomes as the parent pairs 59. Why is crossing over important? a. It holds tetrads together. b. It allows the exchange of genes between homologous chromosomes. c. It prevents variation in gametes. d. It ensures that homologous chromosomes pair. e. It is necessary for the attachment of chromosomes to the spindle. Genetics 60. In a certain plant, the alleles A, B, and C are dominant to the alleles a, b, and c. A plant with the genotype AABbcc will have the same phenotype as the plant with the genotype _____. a. AAbbcc b. aabbcc c. AaBBcc d. AABBCc e. none of the above 61. Assume tall (Y) is dominant to green (y). If a homozygous dominant individual is crossed with a homozygous recessive, the offspring will ______. a. all be intermediate in height b. all be Yellow c. be 1/2 Yellow and ½ green d. be 3/4 Yellow and 1/4 green e. all be green 62. An allele is _____. a. a type of chromosome b. the dominant form of a gene c. a variety of pea plant used by Mendel d. an alternative version of a gene e. the recessive form of a gene Page 7 of 13 874005689 BIO 015 – Intro to Biology Session: Section: Days / Time: MTX 2 Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL In Sea Urchins M is for Mottled / Various Color vs. m for single color. S is for Sedentary / Stationary / no walking around vs. s for mobile, not stationary, do walk around Both genes are completely dominant and independent. i.e., 50/50 chance of expression. Fill in the following table of genotypes and calculate the percentage probability of each phenotype and genotype as required in the following set of inquiries. MALE Gamete Genotype FEMALE MS Ms mS ms MS Ms Question- Determine the probability of Phenotype 63. 64. 65. 66. 67. 68. mS ms Answer Choices What percent will be Mottled and Stationary? AE What percent will be a single color and Stationary? C What percentage will be Mottled and mobile? C What percentage will be a single color and mobile? A What percentage will have at least 1 recessive gene? DE What percentage will have at least 1 Dominant gene?DE A B C D E AB AC AD AE BC BD BE CD CE DE ABC Answer CODE 6.25% 12.50% 18.75% 25.00% 31.25% 37.50% 43.75% 50.00% 56.25% 62.50% 68.75% 75.00% 81.25% 87.50% 93.75% 100.00% DNA 69. Which one of the following lists the four bases contained in DNA? a. cytosine, guanine, thymine, uracil b. adenine, guanine, uracil, thymine c. guanine, pyroline, thymine, uracil d. adenine, guanine, purine, thymine e. adenine, guanine, cytosine, thymine Page 8 of 13 874005689 BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL 70. Which one of the following describes a nucleotide most completely? a. a sugar and a phosphate group only b. nitrogen base and a sugar only c. nitrogen base, a sugar, and a phosphate group d. a sugar and a pyrimidine e. a sugar and a purine 71. Which one of the following accurately reflects complementary base pairing in the DNA molecule? a. guanine–cytosine b. guanine–adenine c. cytosine–thymine d. uracil–thymine e. adenine–cytosine 72. The information in DNA is contained in _____. a. the variation in the structure of nucleotides that make up the DNA molecule b. the type of sugars used in making the DNA molecule c. the sequence of amino acids that make up the DNA molecule d. the sequence of nucleotides along the length of one strand of the DNA molecule e. all of these 73. A gene is usually _____. a. the same thing as a chromosome b. the information for making a polypeptide c. made of RNA d. made by a ribosome e. made of protein 74. Genetic mutations _____. a. can occur naturally b. are most common in body parts that are not used very often c. are most common in body parts that are used frequently d. are mainly caused by diseases associated with fetal development e. are always passed on to the next generation 75. Which of the following pieces of evidence would be considered the best for establishing biological relatedness? A) birth certificates B) pictures from family reunions C) testimony from relatives D) a very close match in the DNA profile E) legal documents Page 9 of 13 874005689 BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Instructor: Fill in the following check list of comparisons. Place a check mark in the appropriate column. Mark the letter choice on your answer sheet / Scantron. Attribute DNA RNA Proteins A B C 76. Double stranded poly nucleotide A 77. Polymer includes polyuracil B 78. Single stranded polypeptide C Page 10 of 13 874005689 BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL 79. When messenger RNA (mRNA) is being made, the RNA base ____ always pairs with the base _____ in DNA. a. U ... T b. T ... G c. U ... A d. A ... U e. T ... A 80. In transcription, _____. a. the DNA promoter region acts as an initial binding site for RNA polymerase b. only one DNA strand is used as a template for the synthesis of RNA c. RNA nucleotides are used d. none of the above e. all of the above 81. The function of tRNA during protein synthesis is to _____. a. deliver amino acids to their proper site during protein synthesis b. guide ribosome subunits out of the nucleus through nuclear pores c. attach mRNA to the small subunit of the ribosome d. process mRNA e. transcribe mRNA 82. The monomers of DNA and RNA are a. monosaccharides. b. nucleotides. c. fatty acids. d. nucleic acids. 83. Which of the following statements regarding DNA is false? a. DNA uses the sugar deoxyribose. b. DNA uses the nitrogenous base uracil. c. One DNA molecule can include four different nucleotides in its structure. d. DNA molecules have a sugar-phosphate backbone. 84. Which of the following statements regarding RNA is false? a. RNA uses the sugar dextrose. b. RNA uses the nitrogenous base uracil. c. One RNA molecule can include four different nucleotides in its structure. d. RNA molecules have a sugar-phosphate backbone. Page 11 of 13 874005689 BIO 015 – Intro to Biology MTX 2 Session: Section: Days / Time: Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL Respiration 85. What is the name of the process in which glucose is converted to pyruvic acid? a. chemiosmotic theory b. fermentation c. glycolysis d. the Citric Acid Cycle e. none of the above 86. What are the end products of cellular respiration?.....Mark all that apply a. Oxygen b. Water c. Carbon dioxide d. Adensosine tri-phosphate e. Sunlight 87. How do cells capture the energy released by cellular respiration? A) They produce ATP. B) They produce glucose. C) They store it in molecules of carbon dioxide. D) The energy is coupled to oxygen. E) They store it as thermal energy. 88. The processes of photosynthesis and cellular respiration are complementary. During these energy conversions, some energy is A) lost in the form of heat. B) created in the form of heat. C) used to create light. D) destroyed when the chemical bonds of glucose are made. E) saved in the chemical bonds of water, CO2 and O2. 89. The overall equation for the cellular respiration of glucose is A) C5H12O6 + 6 O2 → 5 CO2 + 6 H2O + energy. B) 5 CO2 + 6 H2O → C5H12O6 + 6 O2 + energy. C) C6H12O12 + 3 O2 → 6 CO2 + 6 H2O + energy. D) C6H12O6 + 6 O2 → 6 CO2 + 6 H2O + energy. E) C6H12O6 + energy → 6 CO2+ 6 H2O + 6 O2. 90. Which of the following options lists the stages in cellular respiration in the correct order? A) glycolysis, the citric acid cycle, and oxidative phosphorylation B) glycolysis, oxidative phosphorylation, and the citric acid cycle C) the citric acid cycle, oxidative phosphorylation, and glycolysis D) oxidative phosphorylation, glycolysis, and the citric acid cycle E) oxidative phosphorylation, the citric acid cycle, and glycolysis Page 12 of 13 874005689 BIO 015 – Intro to Biology Session: Section: Days / Time: MTX 2 Instructor: Fall 2014 80252 4 Units MW 11:30 PM – 12:45 PM LEC 207 W 8:30 AM – 11:20 AM LAB 207 RIDDELL 91. Which of the following metabolic pathways is common in aerobic and anaerobic metabolism? A) the citric acid cycle B) oxidative phosphorylation C) chemiosmosis D) Glycolysis E) electron transport chain Photosynthesis 92. Which of these types of organisms produce the biosphere's food supply? a. producers b. consumers c. heterotrophs 93. In photosynthesis, what is the fate of the oxygen atoms present in CO2? They end up __________. a. as molecular oxygen b. in sugar molecules c. in water d. as molecular oxygen and in sugar molecules e. in sugar molecules and in water 94. In photosynthesis, plants use carbon from ____ to make sugar and other organic molecules. a. water b. carbon dioxide c. chlorophyll d. the sun e. soil 95. The "photo-" part of the word "photosynthesis" refers to _________, whereas "-synthesis" refers to __________. a. the light reactions that occur in the thylakoids ... carbon fixation b. the reactions in the stomata ... the reactions in the thylakoid c. the Calvin cycle ... carbon fixation d. the Calvin cycle ... the reactions in the stroma e. the light reactions ... reactions in the thylakoids 96. The summary equation for photosynthesis is A) 6 CO2 + 6 H2O + sunlight → C6H12O6 + 6 O2. B) 5H12O6 + 6 O2 + sunlight → 5 CO2 + 6 H2O. C) 6H12O6 + 6 O2 + sunlight → 6 CO2 + 6 H2O. D) the same as the equation for glycolysis written in reverse. E) 6 CH2O + 5 O2 + sunlight → CO2 + 2 H2O. 97. The oxygen released into the air as a product of photosynthesis comes from A) water. B) glucose. C) carbon dioxide. D)chlorophyll. E) mitochondria. Page 13 of 13 874005689