Biology and Genetics

Which of the following statements about homeostasis is FALSE? Homeostasis can be

Which of the following statements about homeostasis is FALSE? Homeostasis can be influenced by the physical environment. Homeostasis involves the influencing of the external envir…

Which of the following statements about homeostasis is FALSE? Homeostasis can be

Which of the following statements about homeostasis is FALSE? Homeostasis can be influenced by the physical environment. Homeostasis involves the influencing of the external envir…

Which of the following statements about human evolution is correct ? A) The upri

Which of the following statements about human evolution is correct? A) The upright posture and enlarged brain of humans evolved simultaneously. B) Fossil evidence indicates that e…

Which of the following statements about human evolution is correct ? A) The upri

Which of the following statements about human evolution is correct? A) The upright posture and enlarged brain of humans evolved simultaneously. B) Fossil evidence indicates that e…

Which of the following statements about human evolution is correct? Modern human

Which of the following statements about human evolution is correct? Modern humans are the only human species to have evolved on Earth. Human ancestors were virtually identical to …

Which of the following statements about human population in wealthy countries is

Which of the following statements about human population in wealthy countries is incorrect? life history is r-selected the survivorship curve is Type I average family size is rela…

Which of the following statements about hydrogen bonding in glycogen and cellulo

Which of the following statements about hydrogen bonding in glycogen and cellulose is true? A) Glycogen forms more internal H-bonds than cellulose. B) Extensive internal hydrogen …

Which of the following statements about induction or maintenance of T cell toler

Which of the following statements about induction or maintenance of T cell tolerance is NOT true? Peripheral T cell tolerance to an antigen may be induced by persistent and repeat…

Which of the following statements about inflammation is FALSE? a) The same seque

Which of the following statements about inflammation is FALSE? a) The same sequence of events occurs in response to any injury, whether it is an infection or a trauma. b) The sign…

Which of the following statements about inheritance patterns of X-linked recessi

Which of the following statements about inheritance patterns of X-linked recessive traits in humans is FALSE? A mating between a recessive male and a homozygous dominant female wi…

Which of the following statements about inhibitors is TRUE? a.competitive inhibi

Which of the following statements about inhibitors is TRUE? a.competitive inhibition is reversible and can be overcome byincreasing concentration of substrate b. none of theother …

Which of the following statements about initiation of translation in bacteria is

Which of the following statements about initiation of translation in bacteria is FALSE? Which of the following statements about initiation of translation in bacteria is FALSE? fMe…

Which of the following statements about injuries is true? O Most injuries are in

Which of the following statements about injuries is true? O Most injuries are intentional @Poor people are at increased risk of injury War is the most common type of injury in hig…

Which of the following statements about interphase is correct ? Cell division ha

Which of the following statements about interphase is correct? Cell division happens during interphase All cells in interphase eventually go through cell division Cells do NOT gro…

Which of the following statements about ion channel is not true? A) Ion channel

Which of the following statements about ion channel is not true? A) Ion channel are gated B) Ion channels allow some ions to pass nut not others C) Ion channels allow more than a …

Which of the following statements about ion channels istrue? The rate oftranspor

Which of the following statements about ion channels istrue? The rate oftransport is slow compared to the rate of transport via carrierproteins. They requireATP. They are openedei…

Which of the following statements about lactate dehydrogenase is TRUE? It is a p

Which of the following statements about lactate dehydrogenase is TRUE? It is a protein. It oxidizes lactic acid It reduces another molecule (pyruvic acid). All of the above are co…

Which of the following statements about local knowledge is true? Local knowledge

Which of the following statements about local knowledge is true? Local knowledge is rooted in direct experience of local conditions and may not be appropriate to other settings – …

Which of the following statements about marsh communities is FALSE? Interactions

Which of the following statements about marsh communities is FALSE? Interactions among marsh grasses may have indirect effects on the animal communities of the marsh. Marsh plants…

Which of the following statements about meiosis would be true ifcrossing over di

Which of the following statements about meiosis would be true ifcrossing over did not occur? The daughter cells of meiosis I would bediploid, but the daughter cells of meiosis II …

Which of the following statements about methyl-directed mismatch repair in E. co

Which of the following statements about methyl-directed mismatch repair in E. coli is FALSE? The MutL-MutS complex scans the DNA for hemi-methylated GATC sequences. Hemi-methylate…

Which of the following statements about micronutrient absorption is TRUE? Questi

Which of the following statements about micronutrient absorption is TRUE? Question 14 Not changed since last attempt Points out of 1.00 Select one: P Flag questionOa. The body's a…

Which of the following statements about microscopes is correct? a) Atomic force

Which of the following statements about microscopes is correct? a) Atomic force microscopy allows us to visualize molecular structure such as protein binding to a DNA molecule at …

Which of the following statements about microtubule growth in cells is false? A)

Which of the following statements about microtubule growth in cells is false? A) microtubule growth is dependent on the gamma-tubulin ring complex. B) GTP-bound alpha- and beta-tu…

Which of the following statements about missense mutations are TRUE? Check all t

Which of the following statements about missense mutations are TRUE? Check all that apply. Missense mutations must occur in the DNA that corresponds to the open reading frame in t…

Which of the following statements about mutations in population genetics is true

Which of the following statements about mutations in population genetics is true? 1/ Mutation frequencies can be calculated from the frequency of the homozygous recessive genotypi…

Which of the following statements about mutations is true? Mutations in body cel

Which of the following statements about mutations is true? Mutations in body cells can be passed on to future generations. The only changes due to mutation are in the amino acid s…

Which of the following statements about myoglobin and hemoglobin is not true? My

Which of the following statements about myoglobin and hemoglobin is not true? Myoglobin stores oxygen in muscle and hemoglobin transports oxygen in blood. Both are heme-containing…

Which of the following statements about natural selection is TRUE? Natural selec

Which of the following statements about natural selection is TRUE? Natural selection results in those individuals within a population who are best-adapted surviving and producing …

Which of the following statements about nitrogen fixation is true? N_2 is conver

Which of the following statements about nitrogen fixation is true? N_2 is converted to NH_3 at the Fe-Mo site in dinitrogenase 8 ATP is needed to fix one N_2 ATP hydrolysis in din…

Which of the following statements about noise is false? a. People exposed to unw

Which of the following statements about noise is false? a. People exposed to unwanted noise on a regular basis tend to develop stress-related health problems b. Pregnant women liv…

Which of the following statements about nuclear power is false? a. nuclear power

Which of the following statements about nuclear power is false? a. nuclear power plants do not emit greenhouse gases and hence are “climate-friendly” b. nuclear power generation d…

Which of the following statements about nucleosomes are correct? Choose all that

Which of the following statements about nucleosomes are correct? Choose all that apply. Histone proteins are positioned on DNA, in part, based on the abundance of clusters of A-T …

Which of the following statements about nutrient cycles is FALSE? A. After the i

Which of the following statements about nutrient cycles is FALSE? A. After the initial period of decomposition, nitrogen content of leaf litter increases. B. Litterbag experiments…

Which of the following statements about oxidative phosphorylation are correct? (

Which of the following statements about oxidative phosphorylation are correct? (Select two that are correct) A. It requires the generation of proton motif force (PMF) across membr…

Which of the following statements about oxidative phosphorylation by ATP synthas

Which of the following statements about oxidative phosphorylation by ATP synthase is FALSE? 1. The electrochemical gradient across the inner mitochondrial membrane generated by el…

Which of the following statements about oxidative phosphorylation by ATP synthas

Which of the following statements about oxidative phosphorylation by ATP synthase is FALSE? A. The electrochemical gradient across the inner mitochondrial membrane generated by el…

Which of the following statements about paracrine substancesis correct? A.) Para

Which of the following statements about paracrine substancesis correct? A.) Paracrine substances act on nearby tissues without firstentering the blood B.) Paracrine substances are…

Which of the following statements about pattern formation are true? Select the f

Which of the following statements about pattern formation are true? Select the four statements that are true. 1) Homeotic genes code for transcription factors that control the dev…

Which of the following statements about person-time is FALSE Person-time is used

Which of the following statements about person-time is FALSE Person-time is used in the denominator when calculating cumulative incidence Person-time is the sum of time accrued fo…

Which of the following statements about pharmaceutical care is INCORRECT? (a) To

Which of the following statements about pharmaceutical care is INCORRECT? (a) To provide pharmaceutical care, pharmacists need to work collaboratively with the patient’s other hea…

Which of the following statements about populations is false? Select one: a. If

Which of the following statements about populations is false? Select one: a. If little is known about the distance that sexually reproducing organisms or their gametes move, the a…

Which of the following statements about prokaryotic reproduction and genetic rec

Which of the following statements about prokaryotic reproduction and genetic recombination is true? O Prokaryotes reproduce by fission, a form of sexual reproduction and genetic r…

Which of the following statements about protein folding and structure are true?

Which of the following statements about protein folding and structure are true? Misfolded proteins often aggregate in large structures in the cell. The native structure of a prote…

Which of the following statements about protein quaternary structure are correct

Which of the following statements about protein quaternary structure are correct? 1) It involves a complex of two or more proteins interacting with each other. 2) The subunits of …

Which of the following statements about protein quaternary structure are correct

Which of the following statements about protein quaternary structure are correct? 1) It involves a complex of two or more proteins interacting with each other. 2) The subunits of …

Which of the following statements about protein structure is most correct? A) in

Which of the following statements about protein structure is most correct? A) in most cases, the primary structure of a protein dictates the final shape of the protein B) teritary…

Which of the following statements about protein synthesis is false? During prote

Which of the following statements about protein synthesis is false? During protein chain elongation, the ribosome moves closer to the 3' end of the mRNA template. Proteins are syn…

Which of the following statements about protein-ligand binding is correct? The f

Which of the following statements about protein-ligand binding is correct? The fundamental cause of sickle-cell disease is a change in the structure of: 70. The Ka is equal to the…

Which of the following statements about proteins is TRUE? Select all that apply.

Which of the following statements about proteins is TRUE? Select all that apply. A. Their primary function is energy storage. B. They are formed by dehydration synthesis reactions…