Biology and Genetics
101624 questions • Page 378 / 2033
8. The following genotypes were observed in a small population: 28 AA, 24 Aa, 48
8. The following genotypes were observed in a small population: 28 AA, 24 Aa, 48 aa. Calculate the inbreeding coefficient, assuming that inbreeding alone is responsible for any de…
8. The following reagents are often used in protein work: CNBr Performic acid Ph
8. The following reagents are often used in protein work: CNBr Performic acid Phenyl isothioyanate Dansyl chloride Chymotrypsin Mercaptoethanol Trypsin SDS Ethanol Urea 6N HCI Tri…
8. The following table represents characteristics of transgenic and knockout mic
8. The following table represents characteristics of transgenic and knockout mice. (a) Fill in the table, as appropriate b) Below the table, briefly describe how a "knock in" mous…
8. The graph below comes from data collected by researchers trying to understand
8. The graph below comes from data collected by researchers trying to understand how respiration is regulated. The scientists had unanesthetized goats breathe air with differing a…
8. The largest number of amino acids are derived from which pathway (in mammals)
8. The largest number of amino acids are derived from which pathway (in mammals)? a. Krebs b. cytochrome system c. Calvin cycle d. Glycolysis 9. NADPH is mainly used for (metaboli…
8. The lithosphere and the crust are identical layers. There is no difference be
8. The lithosphere and the crust are identical layers. There is no difference between them at all. • True • False …
8. The lithosphere and the crust are identical layers. There is no difference be
8. The lithosphere and the crust are identical layers. There is no difference between them at all. • True • False …
8. The locations of the TATA box in the genes of two species of yeast, Saccharom
8. The locations of the TATA box in the genes of two species of yeast, Saccharomyces pombe and S. cerevisioe, differ dramatically. The TATA box of S. pombe is about 30 nucleotides…
8. The major function of the respiratory system is a exchange of axygen and carb
8. The major function of the respiratory system is a exchange of axygen and carbon dioxide between the internal and external environments b. protection from the external environme…
8. The major function of the respiratory system is a exchange of axygen and carb
8. The major function of the respiratory system is a exchange of axygen and carbon dioxide between the internal and external environments b. protection from the external envirenme…
8. The odds ratio favors the hypothesis of a. segregation b. independent assortm
8. The odds ratio favors the hypothesis of a. segregation b. independent assortment c. rigor d. linkage e. conjugation 9. In some bacteria chromosome maps are constructed by inter…
8. The photo shows a flower of the pomegranate some time after fertilization. Id
8. The photo shows a flower of the pomegranate some time after fertilization. Identify the parts shown. d. (2x). 9. Some biologists contend that the term double fertifization is a…
8. The plasma component that forms fibrin, the insoluble protein, in a blood clo
8. The plasma component that forms fibrin, the insoluble protein, in a blood clot is A. sodium. B. albumin. C. globulin. D. fibrinogen. E. fibrinolysis. 9. Each body function on t…
8. The purity of DNA extractions is measured by calculating the ratio between th
8. The purity of DNA extractions is measured by calculating the ratio between the absorbance peak of DNA (A260) and the absorbance peaks of com like proteins which have a peak abs…
8. The reaction below might be a suitable couplod reaction to provide the energy
8. The reaction below might be a suitable couplod reaction to provide the energy for which of the following reactions (A-E)? Explain your choice. (3pts) phosphocreatine + H,o crea…
8. The skeletal muscle, by virtue of its mass, is a major consumer of glucose, e
8. The skeletal muscle, by virtue of its mass, is a major consumer of glucose, even in the resting state. During exercise, skeletal muscle can increase its energy utilization by A…
8. The subunits of proteins are A. nuclcotides. B. phospholipids. C. . amino aci
8. The subunits of proteins are A. nuclcotides. B. phospholipids. C. . amino acids D. carbohydrates. 9. The carbohydrate(s) found in nucleic acids is/are A. ribose. B. glucose. C.…
8. The supervisor wants you to predict what growth will occur and on what plates
8. The supervisor wants you to predict what growth will occur and on what plates, based on what you see microscopically in the gram stain from a fecal sample. http://homepage.usas…
8. The systems approach holds that abnormal behavior is the result of: a. malfun
8. The systems approach holds that abnormal behavior is the result of: a. malfunctioning of the nervous system and endocrine glands. b. biological predisposition's coupled with ps…
8. The term hemizygous is used to describe allele. who possess a single copy of
8. The term hemizygous is used to describe allele. who possess a single copy of a recessive A) females; autosomal B) males; autosomal C) females; X-linked D) males; X-linked E) no…
8. This is a group of photosynthetic pigments and other molecules bound to a pro
8. This is a group of photosynthetic pigments and other molecules bound to a protein in the thylakoid membrane. b. ligands e. photosystem d. karyotype e.stomata 9. At the beginnin…
8. This segment of RNA from the middle of an mRNA. 5\'-UAGUCUAGGCACUGA-3\' Trans
8. This segment of RNA from the middle of an mRNA. 5'-UAGUCUAGGCACUGA-3' Translate the segment of mRNA above using the genetic code provided. I think I did this cell biology probl…
8. Titration 28.85 mL of 0.1000 M NaOH is required to titrate 0.129 g of an unkn
8. Titration 28.85 mL of 0.1000 M NaOH is required to titrate 0.129 g of an unknown monoprotic acid. What is the molecular weight of the unknown acid? 28.85 mL of 0.1000 M NaOH is…
8. To estimate past temperatures scientists do not use A. ice-cores B. tree ring
8. To estimate past temperatures scientists do not use A. ice-cores B. tree rings C plankton D. buried pollen E. greenhouse gases 19. The major source of nitrous oxide since the s…
8. Trematodes like the liver fluke inhabit humans and other vertebrates Why do p
8. Trematodes like the liver fluke inhabit humans and other vertebrates Why do public health workersworny about n population size in relation to human infections? A. the snails ar…
8. Two codons (CAG and CAA) are used for the amino acid glutamine. (10 points in
8. Two codons (CAG and CAA) are used for the amino acid glutamine. (10 points in total) What is the minimal number of tRNA-Gln nceded to read these codons? List the anticodon(s) e…
8. Two individuals (A and B) were infected with the HIV virus. Cells from indivi
8. Two individuals (A and B) were infected with the HIV virus. Cells from individual A express HLA- A1l and HLA-23 proteins, while cells from the individual B have HLA-A30 and HLA…
8. Two true-breeding pink-flowered plants are crossed to produce a pink F1. The
8. Two true-breeding pink-flowered plants are crossed to produce a pink F1. The F1 are interbred to produce an F2 that consists of 317 pink plants and 73 red ones. Which of the fo…
8. Use the table below to answer the following questions: Site Simpson Similarit
8. Use the table below to answer the following questions: Site Simpson Similarity similarity Similarity Similarity Diversity to Site A to Site B to Site C to Site D Site A 1.0 Sit…
8. Using Table 18.2 on pg 430 examine Figures 18.1. a. What type of dune is visi
8. Using Table 18.2 on pg 430 examine Figures 18.1. a. What type of dune is visible in Figure 18.1? . Examine the dunes at White Sands, New Mexico, in the aerial photo below. Unli…
8. Vancomycin may still be used to treat MRSA infections for all of the followin
8. Vancomycin may still be used to treat MRSA infections for all of the following reasons EXCEPT: a. Vancomycin inhibits cross-linking in the peptidoglycan. b. Vancomycin inhibits…
8. Wh environments? y are mosses and other bryophytes limited to moist terrestri
8. Wh environments? y are mosses and other bryophytes limited to moist terrestrial a. They lack a vascular system to transport water and nutrients throughout thein b. They suffer …
8. What causes negative afterimages and what is unique about colors in a negativ
8. What causes negative afterimages and what is unique about colors in a negative afterimage? 9. Sound waves hit the ear and sound vibrations cause other structures to vibrate. Nu…
8. What chemical was used to simulate the effect of acid rain on a hay infusion
8. What chemical was used to simulate the effect of acid rain on a hay infusion culture 9. What does an unfavorable pH adversely affect that inhibits seed germination? on the effe…
8. What chromosomes differs in men and women? Which chromosome is bigger, the X
8. What chromosomes differs in men and women? Which chromosome is bigger, the X or the Y? Which chromosome determine the male traits presentation? What the biological sex of the p…
8. What diseases can be transmitted to the newborn through the birth canal? 9. W
8. What diseases can be transmitted to the newborn through the birth canal? 9. What is the placenta? What function does it serve? Umbilical cord? Amnion? 10. In how many stages do…
8. What does the cell check to replication, but before mitosis? make sure has ha
8. What does the cell check to replication, but before mitosis? make sure has happened at the checkpoint after DNA 9. What does the cell check to make sure has happened at the che…
8. What enzyme methylates A in GATC repeats to regulate ori firing? (7 pts) 9. D
8. What enzyme methylates A in GATC repeats to regulate ori firing? (7 pts) 9. During DNA replication, what protein stabilizes and protects single-stranded DNA? (7 pts) 10. What s…
8. What is Chargaff\'s rule? 9. You have a vial of double stranded DNA in an aqu
8. What is Chargaff's rule? 9. You have a vial of double stranded DNA in an aqueous solution that is composed 100% of only A -T base pairs. You have a second vial of double strand…
8. What is a proto-oncogene? What type of mutations on proto-oncogene promote tu
8. What is a proto-oncogene? What type of mutations on proto-oncogene promote tumor progression? 9. What is a tumor-suppressor gene? What type of mutation of such genes promote tu…
8. What is actually diffusing into the (Hint It causes the color change of the a
8. What is actually diffusing into the (Hint It causes the color change of the agar agar bl blocks] 9. Keep the following questions in mind when decid A. The agar blocks start wit…
8. What is the first messenger in immune cell activation? 9. What is the target
8. What is the first messenger in immune cell activation? 9. What is the target enzyme in immune cell activation? 10. What are the second messengers utilized in immune cell activa…
8. What is the first messenger in immune cell activation? 9. What is the target
8. What is the first messenger in immune cell activation? 9. What is the target enzyme in immune cell activation? 10. What are the second messengers utilized in immune cell activa…
8. What is the most basic purpose of Mitosis and the cell cycle? How does the ce
8. What is the most basic purpose of Mitosis and the cell cycle? How does the cell control these processes? What are checkpoints and apoptosis? 9. What are the stages of Mitosis a…
8. What is true regarding SNP (single nucleotide polymorphism) and SSR (simple s
8. What is true regarding SNP (single nucleotide polymorphism) and SSR (simple sequence repeat)? A. Most of them do not influence phenotypes B. SNP is more commonly found than SSR…
8. What pteridines are present in brown-eyed flies? 9. Leitenberg and Stokes (19
8. What pteridines are present in brown-eyed flies? 9. Leitenberg and Stokes (1964) found that adult white- and brown-eye mutants possess no pteridines at all! Do your chromatogra…
8. What type and size of suture is typically used for a subcuticular closure? Wh
8. What type and size of suture is typically used for a subcuticular closure? What type of needle do you antici- pate would be used? 9. Which incision is used most commonly for em…
8. What type of bacteria are in the genus Clostridium? A. Anaerobic cocci B. Spo
8. What type of bacteria are in the genus Clostridium? A. Anaerobic cocci B. Spore-forming anaerobic bacilli C. Spore-forming anaerobic cocci D. Anaerobic bacilli 9. An elderly pa…
8. What vertebrate class are Ambystoma salamanders in? 9. Characterize the dispe
8. What vertebrate class are Ambystoma salamanders in? 9. Characterize the dispersal ability of Ambystoma salamanders. What limits their dispersal ability? 10. What type of popula…
8. Which (if any) after being dissolved in diethyl ether, will: (6 points) b) Ex
8. Which (if any) after being dissolved in diethyl ether, will: (6 points) b) Extract into HCl/H2O? c) Extract into neutral water? a) Extract into NaOH/H20? 9. Rank the following …
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