Biology and Genetics

1.Which of the following scenarios correctly describe a major role of plasma mem

1.Which of the following scenarios correctly describe a major role of plasma membrane proteins?(SELECT ANY TRUE STATEMENTS.) A protein that helps store DNA in the nucleus A protei…

1.Which of the following statements about chloroplasts is FALSE? a.The thylakoid

1.Which of the following statements about chloroplasts is FALSE? a.The thylakoid membrane is permeable to protons. b.The thylakoid membrane contains the photosynthetic electron tr…

1.Which of the following statements is most accurate regarding personality stabi

1.Which of the following statements is most accurate regarding personality stability? 2. Research on the Rorschach inkblot test indicates that it: is the most reliable of the many…

1.Which of the following statements is true regarding the inheritance of a human

1.Which of the following statements is true regarding the inheritance of a human X-linked recessive trait if the mother is a carrier and the father is unaffected? A. All sons will…

1.Which of the following statements regarding DNA replication is true ? A) Bacte

1.Which of the following statements regarding DNA replication is true? A) Bacterial replication is faster than eukaryotic replication. B) DNA replication during embryonic developm…

1.Which of the following stimuli increase insulin secretion? a.increased blood p

1.Which of the following stimuli increase insulin secretion? a.increased blood plasma epinephrine levels b.decreased blood plasma glucose levels c.increased glucagon levels d.incr…

1.Which of the following stimuli increase insulin secretion? a.increased blood p

1.Which of the following stimuli increase insulin secretion? a.increased blood plasma epinephrine levels b.decreased blood plasma glucose levels c.increased glucagon levels d.incr…

1.Which of the following techniques may elicit rebound tenderness? A. light palp

1.Which of the following techniques may elicit rebound tenderness? A. light palpation over the affected area B. deep palpation over the affected area C. light palpation and sudden…

1.Which of the following would BEST explain why a preoperational child would hav

1.Which of the following would BEST explain why a preoperational child would have difficulty understanding that cats can be both pets and wild animals? A. object permanence B. cen…

1.Which of the following would act as a negative feedback loop? Select one: a. I

1.Which of the following would act as a negative feedback loop? Select one: a. Increased evaporation of water, which results in more clouds. b. Higher temperatures, which increase…

1.Which of the following would be least likely to produce long-distance water an

1.Which of the following would be least likely to produce long-distance water and sugar transport (bulk flow) in plants? a) negative pressure potential b) positive pressure potent…

1.Which of these factors determines whether or not a protoplanet undergoes diffe

1.Which of these factors determines whether or not a protoplanet undergoes differentiation? The composition of the planet The age of the planet The size of the planet How close th…

1.Which of these factors might impair the absorption of an oral medication? Rena

1.Which of these factors might impair the absorption of an oral medication? Renal Insufficience Hepatic Insufficiency The presence of food in the stomach High Serum Albumin QUESTI…

1.Which of these is a mobile electron carrier a.Cytochrome bc1 complex b.cyctoch

1.Which of these is a mobile electron carrier a.Cytochrome bc1 complex b.cyctochrome oxidase c.ubiquinone d.NADH dehydrogenase 2.Protons are pumped in the mitochondria a.across th…

1.Which plants contain lignified vascular tissue? (Select all that apply.) Gamet

1.Which plants contain lignified vascular tissue? (Select all that apply.) Gametophytes of bryophytes Gametophytes of seedless vascular plants Sporophytes of bryophytes Sporophyte…

1.Which process is not correctly matched with the location where it occurs? A) g

1.Which process is not correctly matched with the location where it occurs? A) glycolysis: cytosol B) The citric acid cycle: mitochondrial matrix C)electron transport: inner mitoc…

1.Which trend is not contributing to the current revolutionary transformation of

1.Which trend is not contributing to the current revolutionary transformation of the healthcare industry? Select one: a. Demand for healthcare increasing b. Baby Boomer cohort agi…

1.Which type of characteristics might be the most useful for distinguishing betw

1.Which type of characteristics might be the most useful for distinguishing between marine sediments and lacustrine sediments: cross-bedding, fossils, or grain size? Explain your …

1.Which type of microscopy uses only diffracted light rays from the specimen to

1.Which type of microscopy uses only diffracted light rays from the specimen to contribute to the visible image? As a result, how does the image appear? A. darkfield, image seen o…

1.Which type of prescription drug is likely to be the least costly for health pl

1.Which type of prescription drug is likely to be the least costly for health plan members using a health plan with a tiered drug benefit? Non-Formulary generic medication Formula…

1.Which type(s) of immunity include(s) cells that are involved in the immune res

1.Which type(s) of immunity include(s) cells that are involved in the immune response to a specific antigenic epitope? Choose one or more: A. innate B. adaptive C. humoral D. cell…

1.Who is the scientist who first showed the impact of changing levels of CO 2 on

1.Who is the scientist who first showed the impact of changing levels of CO2 on atmospheric temperature? Jean Baptiste Joseph Fourier Svante Arrhenius Gavin Norman Plass E. O. Hul…

1.Why are lymph node entrances smaller in diameter than the exits? a. This allow

1.Why are lymph node entrances smaller in diameter than the exits? a. This allows for more T cells to work. b.This allows for more B cells to work. c. This allows for lymph to mov…

1.Why are non-covalent bonds important in biological systems? List at least thre

1.Why are non-covalent bonds important in biological systems? List at least three examples of non-covalent interactions. 2. You want to amplify at least the underlined sequence, y…

1.Why can the Arabidopsis plant serve as a model for all flowering plants? 2.Did

1.Why can the Arabidopsis plant serve as a model for all flowering plants? 2.Did any of the mutant plants show a variance in phenotypes from the wild-type plants under one of the …

1.Why do many Americans put babies in their own cribs, or feed them on schedules

1.Why do many Americans put babies in their own cribs, or feed them on schedules, or “let them cry it out”? What underlying cultural values and attitudes might parents be encultur…

1.Why do we need to breathe oxygen? Choose the most specific, correct answer. a.

1.Why do we need to breathe oxygen? Choose the most specific, correct answer.        a.to oxidize the carbon from the food we eat (glucose + O2 --> CO2 + H2O)        b.to accep…

1.Why does photosynthesis require two photosystems to produce NADPH? It provides

1.Why does photosynthesis require two photosystems to produce NADPH? It provides for a greater variety of wavelengths to be absorbed It allows for ATP to be converted to NAD+ It's…

1.Why is it better to treat a child with GH instead of IGF-1 if he/she is not gr

1.Why is it better to treat a child with GH instead of IGF-1 if he/she is not growing normally? 2. If someone is found to be deficient in IGF-1 levels, what are at least three way…

1.Why is it difficult to determine the effects of prenatal exposure to some envi

1.Why is it difficult to determine the effects of prenatal exposure to some environmental agents, such as drugs, diseases, and pollution? 2. Can genes influence the extent to whic…

1.Why is it important to verify that you have the correct recombinant plasmid? 2

1.Why is it important to verify that you have the correct recombinant plasmid? 2.How did your actual gel results compare to your gel predictions? 3.Do you see any bands that are n…

1.Why is ventilation in birds considered much more efficient than the respirator

1.Why is ventilation in birds considered much more efficient than the respiratory system of humans and other animals? 2. Briefly describe and explain the changes in blood pressure…

1.Why must serial dilutions of the samples be performed before they are plated o

1.Why must serial dilutions of the samples be performed before they are plated on the petri plates? a.To dilute out the serum, which will inhibit bacterial growth on the plates. b…

1.With each beat, the heart pumps an amount of blood known as the ______________

1.With each beat, the heart pumps an amount of blood known as the ____________________________________ into the aorta. Pulse Blood pressure Stroke volume Arterial load 2. The stud…

1.With the rise of neoliberal ideology and policy in core economies: a. financia

1.With the rise of neoliberal ideology and policy in core economies: a. financial companies have become more politically important, relative to manufacturing firms. b. the IMF has…

1.Within a community most species have similar range of environmental tolerance

1.Within a community most species have similar range of environmental tolerance True or false 2.Competitive release is most likely to occur when a A. When a predator species is ad…

1.Write out the DNA sequence that marks the end of RNA transcription. Enkephalin

1.Write out the DNA sequence that marks the end of RNA transcription. Enkephalin is a small the template strand of DNA that codes for the synthesis of enkephalin is given below. A…

1.Yau study two rat strains, \"Rose and \"Basil\": both strains show high inci o

1.Yau study two rat strains, "Rose and "Basil": both strains show high inci of abarted fetuses if crossed with normal rats. "Rose" was exposed to X-irradiation while she was an em…

1.You are examining a respiratory structure with two lobes, one fissure, and a n

1.You are examining a respiratory structure with two lobes, one fissure, and a notch. The organ you are examining is the : a.Right lung b.Left lung c.Larynx d.Nasal Cavity 2.The i…

1.You are given a drug to test and find that it increases the resting membrane p

1.You are given a drug to test and find that it increases the resting membrane potential and frequency of action potential firing. What are two possible drug targets and how could…

1.You are looking at a strain of rats that is doubly heterozygous for 2 genes th

1.You are looking at a strain of rats that is doubly heterozygous for 2 genes that are passed on through a dominant mode of inheritance. You mate two of these rats. What are the e…

1.You are looking at a strain of rats that is doubly heterozygous for 2 genes th

1.You are looking at a strain of rats that is doubly heterozygous for 2 genes that are passed on through a dominant mode of inheritance. You mate two of these rats. What are the e…

1.You are studying the uptake of nutrients into a bacterium under acidic pH, neu

1.You are studying the uptake of nutrients into a bacterium under acidic pH, neutral pH and alkaline pH. The table below shows the transport rate for nutrients under the different…

1.You are studying the world’s smallest enzyme which has the amino acid sequence

1.You are studying the world’s smallest enzyme which has the amino acid sequence of: Met Ala Ser Met Tyr Ala Glu You know that activity of this enzyme requires phosphorylation. Yo…

1.You are studying the world’s smallest enzyme which has the amino acid sequence

1.You are studying the world’s smallest enzyme which has the amino acid sequence of: Met Ala Ser Met Tyr Ala Glu You know that activity of this enzyme requires phosphorylation. Yo…

1.You do a series of incubations to compare the properties of E. coli DNA polyme

1.You do a series of incubations to compare the properties of E. coli DNA polymerase I and III. After incubating DNA template prepared from bacteriophage T7 with one or the other …

1.You do a series of incubations to compare the properties of E. coli DNA polyme

1.You do a series of incubations to compare the properties of E. coli DNA polymerase I and III. After incubating DNA template prepared from bacteriophage T7 with one or the other …

1.You have a mixture of proteins with the following properties: Protein Molar Ma

1.You have a mixture of proteins with the following properties: Protein                  Molar Mass                pI A                           45,000                         5.…

1.You have been assigned to conduct a scientific study on the effects of four ty

1.You have been assigned to conduct a scientific study on the effects of four types of fertilizer on broccoli growth. You visit several broccoli farms to make observations and use…

1.You have found a membrane protein that is associated with lipids I\'m the memb

1.You have found a membrane protein that is associated with lipids I'm the membrane through weak forces. How do you classify this protien? A. Integral B. Peripheral C. Lipid-ancho…