Biology and Genetics
101624 questions • Page 1722 / 2033
Which is an example of a positive feedback system? Select one: a. An increase in
Which is an example of a positive feedback system? Select one: a. An increase in glucose in human blood causes activation of liver cells to take up glucose, lowering its levels in…
Which is an example of an heterozygous allele? A. Tt B. tt C. TT D. NONE OF THE
Which is an example of an heterozygous allele? A. Tt B. tt C. TT D. NONE OF THE ABOVE Meiosis produces which of the following? A. plant cells B. animal cells C. sex cells D. skin …
Which is correct about cell theory in view of current status of our knowledge ab
Which is correct about cell theory in view of current status of our knowledge about cell structure? (a) it needs modification due to discovery of subcellular structures like chlor…
Which is correct about chemiosmotic synthesis of ATP as it occurs in the chlorop
Which is correct about chemiosmotic synthesis of ATP as it occurs in the chloroplast (cp) and/or the mitochondria (mt) using an electron transport chain (ETC)? A) In the cp, proto…
Which is correct? C3 plants are less productive in low-light environments than C
Which is correct? C3 plants are less productive in low-light environments than C4 plants. C4 plants need more sunlight to make sugars than C3 plants. C3 plants operate two CO2 fix…
Which is false of CNS immunity? Loss of only B cells is primarily responsible fo
Which is false of CNS immunity? Loss of only B cells is primarily responsible for deficits in learning and memory Suppressing CNS immunity is beneficial in MS and detrimental in c…
Which is incorrect regarding the sorting of proteins through transport vesicles?
Which is incorrect regarding the sorting of proteins through transport vesicles? The primary amino acid sequence is a determining factor in sorting of proteins The amino acid sequ…
Which is incorrect regarding the sorting of proteins through transport vesicles?
Which is incorrect regarding the sorting of proteins through transport vesicles? The primary amino acid sequence is a determining factor in sorting of proteins The amino acid sequ…
Which is incorrect regarding the sorting of proteins through transport vesicles?
Which is incorrect regarding the sorting of proteins through transport vesicles? Wrong Answer: The amino acid sequence when modified can act as a determining factor in sorting of …
Which is more efficient in propelling intestinal content along the digestion tra
Which is more efficient in propelling intestinal content along the digestion trac:peristalsis or segmentation? Why? Which is more efficient in propelling intestinal content along …
Which is more likely to be deleterious-a 3-nucleotide deletion in the gene seque
Which is more likely to be deleterious-a 3-nucleotide deletion in the gene sequence that corresponds to the active sites of an enzyme, or a 3-nucleotide deletion located somewhere…
Which is not a characteristic of the gram positive cell wall? Thick peptidoglyca
Which is not a characteristic of the gram positive cell wall? Thick peptidoglycan layer Wide periplasmic space Lipoteichoic acids attach the cell wall to the cell membrane Alterna…
Which is not a component of the risk assessment process? 1) risk characterizatio
Which is not a component of the risk assessment process? 1) risk characterization 2) risk management 3) exposure assessment 4) toxicity Whi…
Which is not an example of resistance to colonization? Algeria was one of the fi
Which is not an example of resistance to colonization? Algeria was one of the first colonies to practice modern terrorism in pursuit of anti-colonial goa…
Which is not applicable to innate immunity? It is faster than adaptive immunity
Which is not applicable to innate immunity? It is faster than adaptive immunity in responding to pathogens. It can involve toll-like receptors. It may use complement to kill patho…
Which is not characteristic of an Ecosystem? Which of the following is not part
Which is not characteristic of an Ecosystem? Which of the following is not part of the carrying capacity that controls deer populations in Georgia? Hunters Disease Food supply Hab…
Which is not example of a cnidarians? Medusas Hydras Jelly fish Flatworms The te
Which is not example of a cnidarians? Medusas Hydras Jelly fish Flatworms The tentacles of Hydra help with? Food capturing Locomotion both A&B; Sex Nematocyst is the organs fo…
Which is not one of the four basic types of tissue? connective digestive muscle
Which is not one of the four basic types of tissue? connective digestive muscle epithelial Adipose is a type of tissue that consists mainly of: collagen fibers. muscle cells. oste…
Which is not true about the T form of an allostericenzyme? a.) Is stabilized by
Which is not true about the T form of an allostericenzyme? a.) Is stabilized by an allostericinhibitor b.) Is the inactive form of the enzymaticsubunit c.) Is destabilize…
Which is the CORRECT statement regarding spermatogenesis and oogenesis: spermato
Which is the CORRECT statement regarding spermatogenesis and oogenesis: spermatogenesis starts during embryogenesis and continues throughout life spermatogenesis produces one viab…
Which is the best answer for \"what is ecophysiology?\" 2. What is ecophysiology
Which is the best answer for "what is ecophysiology?" 2. What is ecophysiology? The study of how the physiology of an organism affects its ecosystem The study of the genetic compo…
Which is the best answer regarding evolutionary theory and promoters? Conserved
Which is the best answer regarding evolutionary theory and promoters? Conserved regions of promoters are likely to be …
Which is the best example of a moral imperitive or true moral rule (as opposed t
Which is the best example of a moral imperitive or true moral rule (as opposed to a social-conventional rule)? Question 25 options: Moral rules are all relative to the specific cu…
Which is the best example of natural selection? the peppered moth the medium gro
Which is the best example of natural selection? the peppered moth the medium ground finch of the Galápagos the recent increase in resistant strains of disease-causing microorganis…
Which is the best example of natural selection? the peppered moth the medium gro
Which is the best example of natural selection? the peppered moth the medium ground finch of the Galápagos the recent increase in resistant strains of disease-causing microorganis…
Which is the correct answer? Consider the characteristics of moss and fern life
Which is the correct answer? Consider the characteristics of moss and fern life cycles. Which of the following sets of statements is true? The gametophyte is the dominant stage of…
Which is the correct dental formula of all apes: 2.1.2.3/2.1.2.3 2.1.3.2/2.1.3.2
Which is the correct dental formula of all apes: 2.1.2.3/2.1.2.3 2.1.3.2/2.1.3.2 2.1.3.3/2.1.3.3 2.1.2.3/2.1.3.3 In primatology, researchers often ask "WHY" a particular behavior,…
Which is the correct order of CO2 diffusion from the atmosphere to Rubisco? A. B
Which is the correct order of CO2 diffusion from the atmosphere to Rubisco? A. Boundary layer, stomatal opening, intercellular airspace, tortuous cell wall, plasma membrane or aqu…
Which is the correct order of events during auxin-mediated cell elongation? Prot
Which is the correct order of events during auxin-mediated cell elongation? Proton pump gene expression expansin activation ATP hydrolysis H+ movement into cell wall expansin acti…
Which is the correct order of the scientific method? a. observation, hypothesizi
Which is the correct order of the scientific method? a. observation, hypothesizing, analysis, theory b. theory, observation, go home, hypothesizing c. observation, more observatio…
Which is the correct order of the steps of glucose oxidation in eukaryotes? glyc
Which is the correct order of the steps of glucose oxidation in eukaryotes? glycolysis > electron transport chain > ATP synthesis > citric acid cycle glycolysis > citr…
Which is the correct sequences of events (phases) that occur during cellular res
Which is the correct sequences of events (phases) that occur during cellular respiration process? glycolysis, preparatory reaction, chain electron citric acid cycle, transport cha…
Which is the extracellular face of this image? (Top or Bottom) what is your evid
Which is the extracellular face of this image? (Top or Bottom) what is your evidence for this? What are the macromolecules represented in boxes A & B? Distinguish using formal…
Which is the main antigen presenting cell? a. B-cell b. macrophage c. dendrite d
Which is the main antigen presenting cell? a. B-cell b. macrophage c. dendrite d. red blood cell True or False The effector function of T-cells is determined by the proteins it pr…
Which is the most abundant class of sequence in the human gemone? A. Exon B. Mic
Which is the most abundant class of sequence in the human gemone? A. Exon B. Microsatellite C. Transposable Elements Mutation of the gene enc…
Which is the most abundant class of sequence in the human gemone? A. Exon B. Mic
Which is the most abundant class of sequence in the human gemone? A. Exon B. Microsatellite C. Transposable Elements Mutation of the gene enc…
Which is the most abundant class of sequence in the human gemone? A. Exon B. Mic
Which is the most abundant class of sequence in the human gemone? A. Exon B. Microsatellite C. Transposable Elements Mutation of the gene enc…
Which is the most accurate? Select one: a. Populations of humans have less genet
Which is the most accurate? Select one: a. Populations of humans have less genetic diversity the farther you get from Ethiopia, which is consistent with a pattern of genetic drift…
Which is the most accurate? a. Populations of humans have less genetic diversity
Which is the most accurate? a. Populations of humans have less genetic diversity the farther you get from Ethiopia, because they have had to adapt to novel habitats. b. Population…
Which is the most significant aspect of the Theory of Evolution? It explains exa
Which is the most significant aspect of the Theory of Evolution? It explains exactly how the origin of life took place It shows the purpose of DNA and why all organisms have it It…
Which is the only plant with the ability to overcome the inefficiencies of photo
Which is the only plant with the ability to overcome the inefficiencies of photorespiration? Plants appear green because ________ . The Krebs cycle occurs __ times in order to …
Which is the only substance involved in osmosis? alcohol salt sugar water If a s
Which is the only substance involved in osmosis? alcohol salt sugar water If a solution outside of a cell has a lower concentration of solutes inside of a cell, it is referred to …
Which is the site of lipid synthesis? Which anchors cilia and flagella? Which ar
Which is the site of lipid synthesis? Which anchors cilia and flagella? Which are found in plants but not animals? Which supports the cell, confers shape, and allows movement of o…
Which is the site of lipid synthesis? Which anchors cilia and flagella? Which ar
Which is the site of lipid synthesis? Which anchors cilia and flagella? Which are found in plants but not animals? Which supports the cell, confers shape, and allows movement of o…
Which is true about the African-Ecuadorians? They enjoy copying Quichua sanjuane
Which is true about the African-Ecuadorians? They enjoy copying Quichua sanjuanes exactly. Their music-culture shows little outside influence. They may be descended from sixteenth…
Which is true concerning the development of a living cell? A. Each gamete provid
Which is true concerning the development of a living cell? A. Each gamete provides 46 chromosomes (at fertilization) producing a human cell which possesses 92 chromosomes. B. Each…
Which is true for ascocarp? Explain your answer, Please a. it is made of hyphae
Which is true for ascocarp? Explain your answer, Please a. it is made of hyphae surrounding multiple asci each containing four dikaryotic spores b. a structure full of asci each c…
Which is true in regards to Immune memory? the number of memory cells increase w
Which is true in regards to Immune memory? the number of memory cells increase with age due to the fact the body has been exposed to numerous antigens throughout life the strength…
Which is true of oxidation-reduction reactions? A. Transfer electrons from one m
Which is true of oxidation-reduction reactions? A. Transfer electrons from one molecule to another B. Are not used by living cells C. Transfer protons from one molecule to another…
Which is true of tumor angiogenesis? Non-invasive tumors that have not breached
Which is true of tumor angiogenesis? Non-invasive tumors that have not breached the basement membrane can induce angiogenesis beyond the basement membrane. Angiogenesis is more in…
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