Bio 101 Final- Straighterline-with 100% verified solutionsLatest Update GUARANTEED PASS, Exams of Nursing

Download Bio 101 Final- Straighterline-with 100% verified solutionsLatest Update GUARANTEED PASS and more Exams Nursing in PDF only on Docsity! Bio 101 Final- Straighterline-with 100% verified solutions- Latest Update You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of the following zones of the ocean? a. abyssal b. bathypelagic c. epipelagic d. mesopelagic bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants gymnosperm In a pedigree for an autosomal recessive disorder, which of the following will occur if two homozygous unaffected individuals mate? a. They will have affected offspring. b. They will have unaffected offspring. c. Cannot be determined based on the information given. d. There is a 25% chance they will have affected offspring. They will have unaffected offspring. Both bacteria and archaea are which of the following types of organism? a. eukaryotic b. prokaryotic c. nucleoplasmic d. multicellular prokaryotic Which of the following accurately describes transcriptional control of gene expression in eukaryotes? a. Activators trigger sequences of DNA transcription factors to be expressed b. Dependent on interactions of mRNA sequences with ribosomes c. Promoters help transcription factors bind to RNA polymerases d. Transcription factors help RNA polymerase bind to promoter sequences Transcription factors help RNA polymerase bind to promoter sequences Based on their chemical equations, photosynthesis and cellular respiration have which of the following relationships? a. equivalent reactions b. incomplete reactions c. opposite reactions d. unrelated reactions opposite reactions Which of the following parts of a plant seed turns into the root system? a. cotyledon b. epicotyl c. hypocotyl d. radicle radicle Which of the following equations is often used to show that an enzyme has formed a complex with its substrate? Select one: a. enzyme + product ⇒ substrate + enzyme ⇒ enzyme-substrate complex D. meristem meristem Which group of hominids had an appearance similar to modern man and hunted cooperatively using advanced stone tools? A. Homo habilis B. Homo floresiensis C. Cro-Magnons D. Neandertals Cro-Magnons To bypass the pulmonary circulation in the fetal heart, much of the blood entering the right atrium is shunted directly to the left atrium through the A. foramen ovale. B. vernix caseosa. C. fontanel. D. umbilical cord. foramen ovale The phenomenon that occurs when two alleles of the same gene are expressed equally in a heterozygote is called A. incomplete dominance. B. polygenic inheritance. C. codominance. D. dihybrid codominance Which members of an ecosystem occupy the first trophic level of a food web? A. Autotrophs B. Herbivores C. Omnivores D. Carnivores Autotrophs Which form of symbiosis resembles the predator-prey relationship in which one species benefits while the other species is harmed? A. Mimicry B. Parasitism C. Commensalism D. Mutualism Parasitism Behavior that may reduce an individual's lifetime reproductive success, but benefit one of their relatives is referred to as A. operant conditioning B. imprinting C. altruism. D. territoriality. altruism Which agent of evolutionary change occurs when a population's allele frequency is altered due to chance? A. genetic drift B. gene flow C. nonrandom mating D. natural selection genetic drift Which region of the biome chart below represents temperate deciduous forests? A A physician specializes in surgery involving the following group of organs: mouth, esophagus, stomach and intestines. Overall, this physician is specialized at which level of organization? a. cell b. tissue c. organ d. organ system e. organism organ syste Which answer choice lists the steps of the scientific method in the correct order? a. hypothesis, observation, experiment, conclusion, scientific theory b. conclusion, hypothesis, observation, experiment, scientific theory c. observation, hypothesis, experiment, conclusion, scientific theory d. observation, experiment, hypothesis, conclusion, scientific theory e. scientific theory, conclusion, hypothesis, experiment, observation c. observation, hypothesis, experiment, conclusion, scientific theory Which statement regarding the scientific method is false? a. Inductive reasoning is used to form a hypothesis. b. Observations are used to form a hypothesis. c. Experiments need to be repeatable. d. Original hypotheses are formed after an experiment. e. The control and experimental group are identical except for one variable. Original hypotheses are formed after an experiment. Which of these classification categories contains the closest related organisms? a. domain b. genus c. family d. phylum e. kingdom c. population. d. homeostasis. e. community. biosphere Which domains contain organisms that lack a membrane bound nucleus? a. Archaea & Bacteria b. Archaea & Eukarya c. Bacteria & Eukarya d. Eukarya & Animalia e. Archaea & Animalia Archaea & Bacteria The term "biodiversity" refers to a. a study of ecosystems without consideration of the living organisms. b. the similarities between species. c. the rate of extinction of species due to human activities. d. the total number of species, variation of species and the ecosystems in which they live. e. the study of food chains within an ecosystem. the total number of species, variation of species and the ecosystems in which they live. If a new anti-cancer drug is found effective in initial tests with mice, what do researchers conclude? a. If the drug was effective in a large number of mice, it will therefore be effective in humans. b. If the drug was effective in a small proportion of mice, it will be effective in a small proportion of humans. c. The mice have provided a positive control in this experiment that proves the drug is effective in humans. d. The drug is effective in the mouse model; it must still be tested in humans. e. The effect of the drug on mice has no bearing on the effect of the drug on humans. The drug is effective in the mouse model; it must still be tested in humans. Using technology in the field of agriculture has enabled farmers to feed a growing human population. True False True The common name for "cat" in Spanish is "gato" and in Chinese is "mao." Which of the following statements pertaining to the use of scientific names instead of common names is false? a. Common names may include different sets of organisms. b. Scientific names can be known and recognized by all scientists throughout the world. c. To recognize an organism in the literature by its common name, a scientist would have to know multiple languages. d. The scientific name begins to tie the organism into related groups. e. The common name clearly identifies an organism as unique. The common name clearly identifies an organism as unique. What is the correct format for the binomial name of human beings? a. Homo Sapiens b. homo Sapiens c. homo sapiens d. Homo sapiens e. Sapiens homo Homo sapiens The smallest unit that has all of the characteristics of life is the a. cell. b. tissue. c. organ. d. organ system. e. organism. cell We have an expert-written solution to this problem! Technology is the . a. application of scientific knowledge for a practical purpose. b. study of living organisms. c. study of the interactions between living organisms and their environment. d. application of common knowledge for a practical purpose. e. application of laws to benefit society. application of scientific knowledge for a practical purpose. All the banded sunfish () in a pond would comprise a(n) a. population. b. ecosystem. c. community. d. G3P. e. RuBP. 3PG Which of the following allows photosynthetic organisms to capture solar energy? a. pigments b. nucleus c. chloroplasts d. glucose e. NAD+ pigments Which of the following is a substrate of cellular respiration? a. carbon dioxide b. water c. glucose d. ATP e. energy glucose Hydrogen bonding produces which following property of water? a. Boiling at a lower temperature than expected. b. Water is less dense as ice than as liquid water. c. Water absorbs heat with a large change in temperature. d. Water releases heat with a large change in temperature. e. Water can be more dense as ice than as liquid water. Water is less dense as ice than as liquid water Why does FADH2 result in fewer ATP than NADH + H+? a. FADH2 only contains 1 electron. b. FADH2 only contains 1 hydrogen ion. c. FADH2 drops its electrons off lower on the electron transport chain. d. FADH2 drops its electrons off higher on the electron transport chain. e. FADH2 drops its electrons off to oxygen. FADH2 drops its electrons off lower on the electron transport chain. The proposed cause of CJD and kuru in humans, mad cow disease, and scrapie in sheep is a change in a brain protein. Disease victims appear to have a protein that should normally contain alpha helices but instead they have changed into a protein made of beta pleated sheets. The disease appears to spread when the abnormal protein comes into contact with the normal protein, causing it to become deformed. Which level of protein structure is associated with these diseases? a. primary b. secondary c. tertiary d. quaternary e. molecular secondary The most efficient method to produce ATP in animal cells is by glycolysis. Select one: True False False Which of the following molecules is NOT a compound? a. H2O b. HCl c. H2 d. C6H12O6 e. NaOH H2 Which of the following is NOT a characteristic shared by cellular respiration and photosynthesis? a. Both photosynthesis and cellular respiration occur in plant cells. b. Both processes produce ATP by chemiosmosis. c. Both processes produce oxygen. d. Both processes use an electron transport chain located in membranes of organelles. e. One or more electron carriers are used in both processes. Both processes produce oxygen two Which nutrient source is the easiest one for humans to breakdown and form ATP? Select one: a. glucose b. protein c. cellulose d. phospholipids e. chitin glucose In which plant structure does photosynthesis primarily occur? Select one: a. root b. stem c. leaf d. petiole e. bark leaf What is the equation for photosynthesis? a. C6H12O6 + 6O2 → 6CO2 + 6H2O + energy b. Energy + 6CO2 + 6H2O → C6H12O6 → 6CO2 + 6H2O c. Energy + C6H12O6 → 6CO2 + 6H2O d. Energy + 6CO2 + 6H2O → C6H12O6 + 6O2 e. C6H12O6 + 6CO2 → 6O2 + 6H2O + energy d. Energy + 6CO2 + 6H2O → C6H12O6 + 6O2 NADH and FADH2 bring electrons to the electron transport chain during cellular respiration. Select one: True False True ATP can be broken down into a. ADP. b. ADP plus phosphate. c. ADP plus phosphate plus energy. d. pyruvate. e. lactate. ADP plus phosphate plus energy. Which of the following types of lipid is the most abundant constituent of cell membranes? a. cholesterol b. phospholipid c. triglyceride d. neutral fat e. fat phospholipid What will cycle the energized electrons from the reaction center of PS I back to the reaction center in PS I? a. noncyclic electron pathway b. cyclic electron pathway c. CO2 fixation stage of Calvin cycle reactions d. citric acid cycle e. CO2 reduction phase of Calvin cycle reactions cyclic electron pathway Which of the following statements is false? Select one: a. During cellular respiration, carbohydrate energy is converted into ATP. b. During cellular respiration, mitochondria release carbon dioxide. c. During photosynthesis, energy from the sun is used to form carbohydrates. d. During photosynthesis, carbon dioxide is used. e. During photosynthesis, oxygen is used. During photosynthesis, oxygen is used. The citric acid cycle turns once for each original glucose molecule. Select one: True False False a. they both disappear. b. they both return to the Golgi apparatus. c. protein synthesis begins. d. division begins. e. its contents are digested. its contents are digested According to cell theory a. all organisms are composed of tissues. b. the smallest unit of life is a nucleus. c. animals but not plants are composed of cells. d. a multicellular organism is composed of many cells. e. new cells arise only from preexisting cells. new cells arise only from preexisting cells. Since all organisms carry on cellular respiration, all living cells must contain mitochondria. True False False A researcher samples the waters of the boiling hot springs in Yellowstone National Park. Under the microscope, she observes what appear to be living cells in the water. If these indeed are living cells, what type of cell would they most likely be? a. eukaryotic, animal b. eukaryotic, plant c. eukaryotic, fungi d. prokaryotic, archaea e. prokaryotic, bacteria prokaryotic, archaea Proteins do NOT pass through cell membranes because a. the membrane is made of protein. b. they contain nitrogen. c. they are very large molecules. d. they cause emulsification. e. they cause digestion of the cell. they are very large molecules. Meiosis results in a change in chromosome number indicated by a. 2n to 2n. b. 2n to n. c. n to 2n. d. n to n. e. 2n to 2n in diploid organisms, n to n in haploid. b. 2n to n. In some plants, the haploid stage is the dominant stage while in humans, the diploid stage is the dominant stage. True False True The formation of sperm gametes is termed a. oogenesis. b. homologous formation. c. spermatogenesis. d. binary fission. e. mitosis. spermatogenesis. The chromatids are held together at a region called the centromere. True False True Cellular respiration is best associated with the a. Golgi apparatus. b. ribosome. c. mitochondrion. d. chloroplast. e. microtubule. mitochondrion. e. cholesterol molecules glycoproteins If a cell lacked ribosomes, it would NOT be able to a. form a spindle apparatus. b. synthesize proteins. c. respire. d. hydrolyze fat. e. form a Golgi vesicle. synthesize proteins. Macrophages, a type of white blood cells, are able to remove bacteria from our bloodstream and tissues by a. passive transport. b. facilitated diffusion. c. osmosis. d. pinocytosis. e. phagocytosis. phagocytosis. A semipermeable membrane sac filled with water and large molecules of potassium is suspended in a beaker of distilled water. What will happen? a. The potassium will leave and the water will enter until both sides reach equal concentrations. b. Water will enter the sac and it will swell. c. Because the potassium cannot leave, the water cannot enter. d. We cannot determine the outcome unless we know the tonicity of the solutions. e. The potassium will leave the sac and it will shrink. Water will enter the sac and it will swell. Certain individuals with a Y chromosome develop into females because testosterone is not able to induce the formation of male sexual characteristics. This is most likely due to a defect in a. the signaling molecule b. the receptor c. the transduction pathway d. the target protein e. the Y chromosome the receptor