Biology and Genetics

1. Which is not a hazard or problem associated with mining? A. acid mine runoff

1. Which is not a hazard or problem associated with mining? A. acid mine runoff B. tailings piles C. rock bursts D. air pollution E. They are all potential hazards or problems 2. …

1. Which is not part of light reactions of photosynthesis? a. Excitations of chl

1. Which is not part of light reactions of photosynthesis? a. Excitations of chlorophyll molecules. b. Fixations of carbondioxide. c. Formations of oxygen d. Removal of electron f…

1. Which is not true of latent viruses? a. produce slow viral infections b. incl

1. Which is not true of latent viruses? a. produce slow viral infections b. include herpes family of viruses c. when not active, they are present in a silent infection d. sporadic…

1. Which is the ability of a rock or sediment to transmit fluid? A. transmissibi

1. Which is the ability of a rock or sediment to transmit fluid? A. transmissibility B. porosity C. permeability D. flow rate 2. Which is not part of a river or stream system? A. …

1. Which is true of a secondary infection A. It is often viral in nature B. It i

1. Which is true of a secondary infection      A. It is often viral in nature      B. It is less serious than a primary infection, that's why is called secondary      C. It is a s…

1. Which kind of wave in the digestive tract moves material in one direction? a,

1. Which kind of wave in the digestive tract moves material in one direction? a, peristalsis mixing waves c. segmentations 2. While H is secreted into the stomach by parietal cell…

1. Which lane or lanes demonstrate partially undigested plasmid DNA? (answer = X

1. Which lane or lanes demonstrate partially undigested plasmid DNA? (answer = X) 2. Which lane or lanes illustrate partially digested DNA? (answer = H) 3. Which lane or lanes ill…

1. Which layer(s) of the Earth’s interior listed below are mostly mafic in compo

1. Which layer(s) of the Earth’s interior listed below are mostly mafic in composition? a. Continental Crust b. Oceanic Crust c. Mantle d. Core 2. Which layer of the Earth's inter…

1. Which line represents the RNA? a) orange line b) blue line 2. In which tissue

1. Which line represents the RNA? a) orange line b) blue line 2. In which tissue does this gene produce the longer mRNA? a) pituitary b) adrenal 3. Considering your conclusions fr…

1. Which lipids are present in RBC membranes? What is their relative proportion

1. Which lipids are present in RBC membranes? What is their relative proportion to each other? Which method (Phosphate assay, thin layer chromatography of lipids, quantatative cho…

1. Which lipids are present in RBC membranes? What is their relative proportion

1. Which lipids are present in RBC membranes? What is their relative proportion to each other? Which method (Phosphate assay, thin layer chromatography of lipids, quantatative cho…

1. Which lipoprotein functions primarily to transport cholesterol from extrahepa

1. Which lipoprotein functions primarily to transport cholesterol from extrahepatic tissues back to the liver? HDLs LDLs chylomicrons VLDLs 2. Which statement is most FALSE regard…

1. Which major source of energy produces chop or \"sea \"? a. wind b. doing the

1. Which major source of energy produces chop or "sea "? a. wind b. doing the 'wave' at a basketball game c. moon's gravity d. earthquakes 2. Which type of wave is small and const…

1. Which method of displaying molecules in Spartan most closely represents the t

1. Which method of displaying molecules in Spartan most closely represents the true geometric shape of molecules? Explain your answer. Draw Lewis structures for the molecules in P…

1. Which mode of inheritance results in both alleles being detected equally in t

1. Which mode of inheritance results in both alleles being detected equally in the heterozygous phenotype? codominance incomplete dominance complete dominance incomplete penetranc…

1. Which molecule allows the release of mRNA from a stalled ribosome? Select one

1. Which molecule allows the release of mRNA from a stalled ribosome? Select one: a. miRNA b. incRNA c. snoRNA d. tmRNA e. siRNA 2. Which of the following statements about protein…

1. Which molecule/complex in the electron transport chain would likely transfer

1. Which molecule/complex in the electron transport chain would likely transfer electrons to SO4? Which molecule/complex in the electron transport chain would likely transfer elec…

1. Which mycotic infection is a top cause of death in AIDS patients? a. Sporothr

1. Which mycotic infection is a top cause of death in AIDS patients? a. Sporothrix spp. b. Cryptococcus neoformins c. Trypanosoma d. Candida albicans 2. Which of the following has…

1. Which non-covalent interaction is primarily responsible for stabilizing a hel

1. Which non-covalent interaction is primarily responsible for stabilizing a helices, ß sheets, and ß turns? a. Hydrophobic interactions. b. Ion-pairing. c. Hydrogen bonding. d. S…

1. Which of following statements on elements on earth is correct? a. New element

1. Which of following statements on elements on earth is correct? a. New elements may be created in chemical reactions b. All elements must exist in compound status c. An atom is …

1. Which of statements is consistence with the notion of harm reduction? A. Inju

1. Which of statements is consistence with the notion of harm reduction? A. Injuries result from careless parenting or accident prone children B. Fate determines the frequency and…

1. Which of the disorders below is characterized by enzymatic destruction of the

1. Which of the disorders below is characterized by enzymatic destruction of the walls of the alveoli producing abnormally large air soaces that remain filled with air during exha…

1. Which of the follow are traits that can be used to make a phylogenetic tree?

1. Which of the follow are traits that can be used to make a phylogenetic tree? a)The bone structure differences between species b)Similarities in how organs develop between speci…

1. Which of the follow are true of synaptic potentials and action potentials? Se

1. Which of the follow are true of synaptic potentials and action potentials? Select one: a. Synaptic potentials and action potentials each differ in size depending on the input. …

1. Which of the following DOES NOT influence the conduction velocity of an actio

1. Which of the following DOES NOT influence the conduction velocity of an action potential A) Diameter of the axon B) Permeability of the axon C) Density of Ca channels D) Myelin…

1. Which of the following answers is (are) true about size exclusion chromatogra

1. Which of the following answers is (are) true about size exclusion chromatography? a. large proteins elute first b. small proteins interact more with the column c. proteins larg…

1. Which of the following answers is (are) true about size exclusion chromatogra

1. Which of the following answers is (are) true about size exclusion chromatography? a. large proteins elute first b. small proteins interact more with the column c. proteins larg…

1. Which of the following antibiotics is produced by bacteria in the genus Strep

1. Which of the following antibiotics is produced by bacteria in the genus Strephtomycetes? A. Vancomycin B. Tetracycline C. Chloramphenicol D. All 2. Which is not involved in nit…

1. Which of the following applies to sedimentary roc ks? a. Comprise 70% of cont

1. Which of the following applies to sedimentary roc ks? a. Comprise 70% of continental surface rocks b. Primary materials for construction and waste disposal c. Contain deposits …

1. Which of the following applies? The adiabatic lapse _________ following conde

1. Which of the following applies? The adiabatic lapse _________ following condensation of water vapor A. increases B) decreases C) stays the same D) none of the above applies. 2.…

1. Which of the following are NOT functions of aminoacyl tRNA synthase? (You may

1. Which of the following are NOT functions of aminoacyl tRNA synthase? (You may mark more than one answer.) Select one or more: a. Form a bond between tRNA and amino acid b. Read…

1. Which of the following are associated with sulfur dioxide emissions? Select a

1. Which of the following are associated with sulfur dioxide emissions? Select all correct answers. a. acid deposition b. improved crop yields c. damage to aquatic ecosystems d. r…

1. Which of the following are false regarding ATP? A- ATP is not the principle c

1. Which of the following are false regarding ATP? A- ATP is not the principle carrier of free energy in a chemical process B- It is composed of a ribose sugar, three phosphate gr…

1. Which of the following are functions of the root system? MULTIPLE CAN BE SELE

1. Which of the following are functions of the root system? MULTIPLE CAN BE SELECTEDI prevent water loss photosynthesis absorption of water and nutrients anchorage carbohydrate st…

1. Which of the following are haploid? A) Secondary spermatocytes. B) Spermatids

1. Which of the following are haploid? A) Secondary spermatocytes. B) Spermatids. C) Spermatozoa. D) All of the above. 2. Unlike mitosis, meiosis ensures that _________. A) geneti…

1. Which of the following are not required for PCR? a. Taq dna polymerase b. Res

1. Which of the following are not required for PCR? a. Taq dna polymerase b. Restriction enzymes c. The gene sequence to be copied ________________________________________________…

1. Which of the following are potential mechanisms for secondary hyperalgesia? A

1. Which of the following are potential mechanisms for secondary hyperalgesia? A. potentiation at the peripheral end of the nociceptor B. convergence of nociceptors and mechanorec…

1. Which of the following are symptoms or signs of hypothyroidism? (Select ALL t

1. Which of the following are symptoms or signs of hypothyroidism? (Select ALL that apply) A. Bradycardia or low heart rate B. Weight gain C. Cold intolerance D. Weight loss E. De…

1. Which of the following are the sites within the human body where carbon dioxi

1. Which of the following are the sites within the human body where carbon dioxide and oxygen are exchanged? A. Alveoli B. Arteries C. Synapses D. Venules 2. Which of the followin…

1. Which of the following are true of genes? a. They blend together at the level

1. Which of the following are true of genes? a. They blend together at the level of genotype b. They code for a protein c. Through mutation they come in new forms such as “jegging…

1. Which of the following are true regarding prions? (Select all answers that ar

1. Which of the following are true regarding prions? (Select all answers that are true). a. they convert specific normal proteins into prions b. they are made up of nucleic acids …

1. Which of the following are visual variables used for map design? a) figure-gr

1. Which of the following are visual variables used for map design? a) figure-ground, hierarchy, contrast, balance b) orientation, shape, arrangement, hue c) choropleth, isopleth,…

1. Which of the following best describes the pattern of microbial death? A. All

1. Which of the following best describes the pattern of microbial death? A. All the cells in a culture die at once. B. The pattern varies depending on the antimicrobial agent. C. …

1. Which of the following best describes the pattern of microbial death? A. All

1. Which of the following best describes the pattern of microbial death? A. All the cells in a culture die at once. B. The pattern varies depending on the antimicrobial agent. C. …

1. Which of the following best describes the pattern of microbial death? Not all

1. Which of the following best describes the pattern of microbial death? Not all of the cells in a culture are killed. The pattern varies depending on the antimicrobial agent. The…

1. Which of the following best describes the source of the carbon skeleton for s

1.      Which of the following best describes the source of the carbon skeleton for synthesizing non-essential amino acids? A.    Glutamate B.     Acetyl coenzyme A C.     Carbohy…

1. Which of the following best describes what is meant by \'Inheritance\' in bio

1. Which of the following best describes what is meant by 'Inheritance' in biological terms?    A.structure and function of genes    B.the ultimate result of meiosis    C.the pass…

1. Which of the following best explains how water moves freely across a plasma m

1. Which of the following best explains how water moves freely across a plasma membrane? (Points: 1) Because of the charges on phospholipids, water moves directly through the phos…

1. Which of the following blood vessels would cause the greatest increase in BP?

1. Which of the following blood vessels would cause the greatest increase in BP? a. b. c. d. e. a long, large diameter blood vessel a short, large radius blood vessel a long, smal…

1. Which of the following brain structures are visible on the inferior surface o

1. Which of the following brain structures are visible on the inferior surface of the brain. (select all that apply) A.brainstem B.cerebellum C.frontal lobe D.parietal lobe E.temp…