Biology and Genetics
101624 questions • Page 1629 / 2033
Two identical conducting spheres, fixed in place, attract each other with an ele
Two identical conducting spheres, fixed in place, attract each other with an electrostatic force of -0.5610 N when separated by 50 cm, center-to-center. The spheres are then conne…
Two identical plants are taking water up into their roots at the same rate. One
Two identical plants are taking water up into their roots at the same rate. One plant is growing in soil watered with pristine (pure) rain water, the other is growing in brackish …
Two important functions of the centromere are: protect the ends of the chromosom
Two important functions of the centromere are: protect the ends of the chromosome hold homologues together during meiosis the site where the kinetochore assembles organize the mic…
Two important observations were made in the experimental analysis of the inserti
Two important observations were made in the experimental analysis of the insertion of secretory proteins into microsomes. A microsomal protein synthesized in vitro on soluble poly…
Two important pieces of genetic code (aside from the promoter, the gene for araC
Two important pieces of genetic code (aside from the promoter, the gene for araC, and the replication origin) are located on the pGLO plasmid. What are they and what do they do? 1…
Two inbred lines of sunflowers (P1 and P2) produce different total weights of se
Two inbred lines of sunflowers (P1 and P2) produce different total weights of seeds per flower head. The mean weight of seeds (grams) and the variance of seed weights in different…
Two inbred lines of sunflowers (P1, and P2) produce different total weights of s
Two inbred lines of sunflowers (P1, and P2) produce different total weights of seeds per flower head. The mean weight of seeds (grams) and the variance of seed weights in differen…
Two inbred strains of com were crossed to produce an F_1. which was then intercr
Two inbred strains of com were crossed to produce an F_1. which was then intercrossed to produce an F:. Data on car length from a sample of F_1 and F_2 individuals gave phenotypic…
Two independently segregating genes determine kernel color in wheat. Red color r
Two independently segregating genes determine kernel color in wheat. Red color results from at least one dominant allele in both genes. Kernels on rrbb plants are white, and the l…
Two individuals (A and B) were infected with the HIV virus. Cells from individua
Two individuals (A and B) were infected with the HIV virus. Cells from individual A express HLA-A11 and HLA-23 proteins, while cells from the individual B have HLA-A30 and HLA-A03…
Two individuals with dominant phenotypes never produce true-breeding progeny wit
Two individuals with dominant phenotypes never produce true-breeding progeny with a dominant phenotype and the proportion of dominant and recessive phenotypes in the progeny is al…
Two indpendently assorted genes control the color and taste of blueberries. Expr
Two indpendently assorted genes control the color and taste of blueberries. Expression of the dominant allele B results in blue color while expression of the recessive allele b re…
Two indpendently assorted genes control the color and taste of blueberries. Expr
Two indpendently assorted genes control the color and taste of blueberries. Expression of the dominant allele B results in blue color while expression of the recessive allele b re…
Two isozymes mediate the conversion of Glucose rightarrow Glucose 6-P0_4. Hexoki
Two isozymes mediate the conversion of Glucose rightarrow Glucose 6-P0_4. Hexokinase has a K_m of 23nM for Glucose, while Glucokinase has a K_m of 97nM for Glucose. If I had a mix…
Two kinase sensors (reporters) have been developed to detect FGFR activity based
Two kinase sensors (reporters) have been developed to detect FGFR activity based on FRET generation, and their domain structures are shown below. Both sensors have been confirmed …
Two kinase sensors (reporters) have been developed to detect FGFR activity based
Two kinase sensors (reporters) have been developed to detect FGFR activity based on FRET generation, and their domain structures are shown below. Both sensors have been confirmed …
Two kinds of farms are exist in the U.S. One is the factory farm which focuses o
Two kinds of farms are exist in the U.S. One is the factory farm which focuses on profit and doesn't care about animals. The other one is the local farms (humane farm) which think…
Two ligation reactions between a vector and an insert are prepared. In one case
Two ligation reactions between a vector and an insert are prepared. In one case ("A") the ligation was done with a dephosphorylated vector and in a second case ("B") the vector ha…
Two linked genes are separated by a distance such that exactly 4 percent of cell
Two linked genes are separated by a distance such that exactly 4 percent of cells in meiotic prophase have one crossover between the genes, and 96 percent of the cells in meiotic …
Two linked genes, (A) and (B), are separated by 40 cM. A man with genotype AB/ab
Two linked genes, (A) and (B), are separated by 40 cM. A man with genotype AB/ab marries a woman who is ab/ab. What is the probability that their first two children are AB/ab? 30%…
Two manned satellites approaching one another at a relative speed of 0.150 m/s i
Two manned satellites approaching one another at a relative speed of 0.150 m/s intend to dock. The first has a mass of 4.00 10^3 kg, and the second a mass of 7.50 10^3 kg. Assume …
Two members of our class, X-Gal, and X-Gal Pal, have decided to start a mouse fa
Two members of our class, X-Gal, and X-Gal Pal, have decided to start a mouse farm. They obtain two strains of mice, each true-breeding for fur color (strain 1 is black, and str…
Two membrane preparations have been derived from the plasma membrane of erythroc
Two membrane preparations have been derived from the plasma membrane of erythrocytes and are present in a buffer solution: (1) right-side-out membrane vesicles, in which the exopl…
Two membrane preparations have been derived from the plasma membrane of erythroc
Two membrane preparations have been derived from the plasma membrane of erythrocytes and are present in a buffer solution: (1) right- side-out membrane vesicles, in which the exop…
Two men took a paternity dispute to court, each claiming three children to be hi
Two men took a paternity dispute to court, each claiming three children to be his own. The blood groups of the men, the children, and their mother were as follows: Person Blood ty…
Two merged populations eventually have an allele frequency that is the average o
Two merged populations eventually have an allele frequency that is the average of the frequencies of that allele in the initial two populations. What would increase the speed with…
Two methods that are used for direct protein sequencing is N-terminal amino acid
Two methods that are used for direct protein sequencing is N-terminal amino acid sequencing (e.g. Edman degradation, Sanger's method, or using dansy1 derivatives) followed by chro…
Two methods were used that involved soaking a plant to determine its water poten
Two methods were used that involved soaking a plant to determine its water potential. The method using a balance has the advantage of producing very quantified results with high s…
Two mice were treated with Busulfan A that kills spermatogenic cells. The semini
Two mice were treated with Busulfan A that kills spermatogenic cells. The seminiferous tubules of one mouse were transplanted with spermatogonia and the status of spermatogenesis …
Two mice were treated with Busulfan A that kills spermatogenic cells. The semini
Two mice were treated with Busulfan A that kills spermatogenic cells. The seminiferous tubules of one mouse were transplanted with spermatogonia and the status of spermatogenesis …
Two multiple choices and one question. 1.All other factors being equal, which of
Two multiple choices and one question. 1.All other factors being equal, which of the following is least likely to involve coevolution? a. An obligate positive interaction in which…
Two mutations of T4 are c that causes clear plaques and m that produces minute p
Two mutations of T4 are c that causes clear plaques and m that produces minute plaques. In an experiment c+m- is crossed with c-m+ and the parental and recombinant plaques were co…
Two mutations that affect plaque morphology in phages (a and b\") have been isol
Two mutations that affect plaque morphology in phages (a and b") have been isolated. Phages carrying both mutations (a b") are mixed with wild-type phages (a' b') and added to a c…
Two neighboring Caribbean islands harbor iguana populations. One island (island
Two neighboring Caribbean islands harbor iguana populations. One island (island A) has a total iguana population of 800, while the other (island B) has a population less than half…
Two neighboring Caribbean islands harbor iguana populations. One island (island
Two neighboring Caribbean islands harbor iguana populations. One island (island A) has a total iguana population of 800, while the other (island B) has a population less than half…
Two neighboring Caribbean islands harbor iguana populations. One island (island
Two neighboring Caribbean islands harbor iguana populations. One island (island A) has a total iguana population of 800, while the other (island B) has a population less than half…
Two new mutant lines of a flowering plant have been obtained; one breeds true fo
Two new mutant lines of a flowering plant have been obtained; one breeds true for blue flower color and the other breeds true for red flower color (wild-type flower color is purpl…
Two observed features on Mars appear to lead to contrary geological conclusions—
Two observed features on Mars appear to lead to contrary geological conclusions—the appearance of massive, solitary volcanoes, apparently caused by hot spots under the planet's su…
Two of the five options that are given are correct. I know that the last one is
Two of the five options that are given are correct. I know that the last one is correct but I'm not sure what the second option would be What is the difference between small regul…
Two of the labels are wrong and I’m not sure which ones are wrong on masteringbi
Two of the labels are wrong and I’m not sure which ones are wrong on masteringbiology.com/myct/mastering#/assignment/6760584 (Ch 1 assignmentProblemiD 1099407978offset-next sJ/ses…
Two of the main \'Next Generation Sequencing\' technologies are 454 sequencing (
Two of the main 'Next Generation Sequencing' technologies are 454 sequencing (Roche) and Solexa sequencing (Illumina). Which three of the following six features are common to thes…
Two of the most important geographic qualities that define North Africa – Southw
Two of the most important geographic qualities that define North Africa – Southwest Asia (NASWA) are: “5. Drought and unreliable precipitation dominate natural environments in thi…
Two or more unrelated but protected species resemble one another, having bright
Two or more unrelated but protected species resemble one another, having bright colors, thus achieving a kind of group defense. This phenomenon of similar coloration is called 1) …
Two organisms AABBCCDDEE and aabbccddEE are mated to produce an F1, which is sel
Two organisms AABBCCDDEE and aabbccddEE are mated to produce an F1, which is selfed to produce F2. If capitals are dominant and all genes assort independently, write out the calcu…
Two organisms, AABBCCDDEE and aabbccddee, are mated to produce an F1 that is sel
Two organisms, AABBCCDDEE and aabbccddee, are mated to produce an F1 that is self-fertilized to produce F2. If the capital letters represent dominant, independently assorting alle…
Two pairs of independently segregating genes with two alleles each A/a and B/b,
Two pairs of independently segregating genes with two alleles each A/a and B/b, determine plant height additively in a population. The homozygote AABB is 60 cm tall, and the homoz…
Two parents have a child with hemophilia. What must be true about the parents of
Two parents have a child with hemophilia. What must be true about the parents of the child? Please make sure you understand the meaning of the word "must" before attempting this q…
Two part multiple choice question. Select the best answer: You are treating to p
Two part multiple choice question. Select the best answer: You are treating to patients. Jane a 57-year-old obese, white female with type 1 diabetes mellitus and Bob a 47-year-old…
Two particles are located on the x axis of a Cartesian coordinate system. Partic
Two particles are located on the x axis of a Cartesian coordinate system. Particle 1 carries a charge of +4.0 nC and is at x = -30 mm and particle 2 carries a charge of -4.0 nC an…
Two passenger trains A and B, each 220 m long, pass a 40 m long railroad platfor
Two passenger trains A and B, each 220 m long, pass a 40 m long railroad platform in Winnepeg. The trains are moving in opposite directions at equal speeds of 0.535c with respect …
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