Biology and Genetics

3. The investigators synthesized a number of glucagon analogs which are listed i

3. The investigators synthesized a number of glucagon analogs which are listed in Table 26.1. The ability of the glucagon analogs to bind to receptors and elicit a biological resp…

3. The knowledge and medical benefits of DNA research will be realized over time

3. The knowledge and medical benefits of DNA research will be realized over time in a series of steps. The first step is identifying genes responsible for genetic disorders. Addit…

3. The label of a multivitamin supplement indicates that the supplement contains

3. The label of a multivitamin supplement indicates that the supplement contains lipoic acid, thiamine, niacin, and riboflavin. Explain the value of each of these vitamins by 1) s…

3. The mass of a hydrated compound was found to be 1.483 g. After heating for 2

3. The mass of a hydrated compound was found to be 1.483 g. After heating for 2 minutes, the hydrate was allowed to cool for 20 minutes in open air. Its mass was then found to be …

3. The measurement of precipitable water by SSM/I may use the Alishouse et al. (

3. The measurement of precipitable water by SSM/I may use the Alishouse et al. (1990) algorithm ao=232.89292 al=-0.148596 a)--1.829 125 a3_-0.36954 a4-0.006 193 A scene in the Pac…

3. The mineral zircon (ZrSi04) typically contains several hundred to several tho

3. The mineral zircon (ZrSi04) typically contains several hundred to several thousand ppm U but much lower concentrations of Th. Explain why both statements are true. 4. Explain w…

3. The mmm operon has the sequences A, B, C, and D, which may represent structur

3. The mmm operon has the sequences A, B, C, and D, which may represent structural genes for the enzymes 1 and 2 or regulatory elements. Mutations in genes A, B, C, and D for the …

3. The nebular hypothesis explained certain other observations of the solar syst

3. The nebular hypothesis explained certain other observations of the solar system: planet and asteroids all move in the same direction around the sun most of the planets rotate i…

3. The normal eye color of Drosophila is red, but mutant strains in which all fl

3. The normal eye color of Drosophila is red, but mutant strains in which all flies have brown eyes are available. Similarly, wings are normally long, but there are mutant strains…

3. The nucleotide sequences of the DNA molecules below are the same except for a

3. The nucleotide sequences of the DNA molecules below are the same except for a single point mutation highlighted in bold             DNA sequence                       5’-ATG AT…

3. The patient is a 60-year-old, white male with multiple medical problems. His

3. The patient is a 60-year-old, white male with multiple medical problems. His past surgical history is remarkable for multiple lumbar back surgeries, cholecystectomy, and numero…

3. The pedigree chart right shows the inheritance of the allele B in a mammal th

3. The pedigree chart right shows the inheritance of the allele B in a mammal that can have a coat color of black or white. Answer the questions below (a) Which color is produced …

3. The persistence of the sickle-cell anemia alle CHbs) at the Hemoglobin locus

3. The persistence of the sickle-cell anemia alle CHbs) at the Hemoglobin locus is explained by the fact that heterozygotes (Hb/Hbk) are protected against malaria. However, this l…

3. The protein insulin consists of two polypeptides termed the A and B chains. I

3. The protein insulin consists of two polypeptides termed the A and B chains. Insulins from different organisms have been isolated and sequenced. Human and duck insulins have the…

3. The protein insulin consists of two polypeptides termed the A and B chains. I

3. The protein insulin consists of two polypeptides termed the A and B chains. Insulins from different organisms have been isolated and sequenced. Human and duck insulins have the…

3. The sequence of nucleotides in an mRNA is: 5’-CCAUGACCCAUUGGUCUCGUUAGGA-3’ A)

3. The sequence of nucleotides in an mRNA is: 5’-CCAUGACCCAUUGGUCUCGUUAGGA-3’ A) Assuming that ribosomes could translate this mRNA, how many amino acids long would you expect the …

3. The slowest mass movement that causes retaining walls to topple and fence pos

3. The slowest mass movement that causes retaining walls to topple and fence posts to tilt is: A. Mudflow B. Slump C. Soil creep D. Rock fall 6. The wettest mass movement is a(n):…

3. The standard blood test screen for the Human Immunodeficiency Virus (HIV) det

3.   The standard blood test screen for the Human Immunodeficiency Virus (HIV) detects antibodies to the virus using a laboratory test known as ELISA (enzyme-linked immunosorbent …

3. The uniparental inheritance of the human Y chromosome (from father to son) an

3. The uniparental inheritance of the human Y chromosome (from father to son) and the human mitochondrial chromosome (from mother to daughter) make it possible to trace these DNA …

3. The white-blooded icefish lives in the Antarctic seas where the water tempera

3. The white-blooded icefish lives in the Antarctic seas where the water temperature is around -1°C. It is the only vertebrate that doesn't have any hemoglobin in its body. Instea…

3. The winds are westerly off the Pacific Ocean and flowing into and up the Sier

3. The winds are westerly off the Pacific Ocean and flowing into and up the Sierra Nevada Mountains. The air flowing off the ocean has a pressure of 1000 mb, a temperature of 25°C…

3. There are 10 million people in New York City. One person contracts Small Pox,

3. There are 10 million people in New York City. One person contracts Small Pox, and this person subseguently spread it to the restof the city that must occur in order to infect 1…

3. There are over 17,000 base pairs on chromosome 17 that code for a type of hum

3. There are over 17,000 base pairs on chromosome 17 that code for a type of human collagen (COLIAI) found in many tissues, including bone (Bardai et al. 2016; International Human…

3. There are three recognized mechanisms of regulation of endocrine secretions:

3. There are three recognized mechanisms of regulation of endocrine secretions: neural, humoral, and hormonal. Provide examples of each using a specific hormone and endocrine glan…

3. There is a stable pH and electrical potential difference across the mitochond

3. There is a stable pH and electrical potential difference across the mitochondrial membrane in actively respiring cells. The pH of the cytoplasm is 6.8, the pH of the mitochondr…

3. This enzyme is expressed on surface of intestinal brush border: therefore, de

3. This enzyme is expressed on surface of intestinal brush border: therefore, describe the pathway by which it is synthesized. Is it glycosylated? You do not need to go on and on …

3. This figure is from a study to determine the relationship between the amount

3. This figure is from a study to determine the relationship between the amount offungicide is needed to reduce the prevalence of disease. Which of Hil's Criteria for causality do…

3. This question concerns the structures of chromosomes. a. The mouse version of

3. This question concerns the structures of chromosomes. a. The mouse version of chromosome 1 is 197 million base pairs in length. How long is the DNA portion of chromosome 1 in m…

3. This question will test your understanding of electron flow in photosynthesis

3. This question will test your understanding of electron flow in photosynthesis. kaht reactions of photosynthesis (name the Noncyclic electron flow occurs during the appropriate …

3. This summer l attempted to measure sperm production in ctenophores (relatives

3. This summer l attempted to measure sperm production in ctenophores (relatives to the jellyfish), asking the question of whether or not it varies over the season. In June I brou…

3. Tn Exercise 1, did recovery after holding the breath differ for the perlo inh

3. Tn Exercise 1, did recovery after holding the breath differ for the perlo inhalation and exhalation? 4. Describe the change in the respiratory pattern with hyperventilation. Co…

3. To determine the genetic distance between the genes in the above conjugation,

3. To determine the genetic distance between the genes in the above conjugation, you then perform a recombination experiment by mixing the same original Hfr and F- strains. What m…

3. To study bacterial ribosome elongating prokaryotic ribosome when the followin

3. To study bacterial ribosome elongating prokaryotic ribosome when the following antibiotics are present. a. Tetracydine: binds in the A site a blocks entry of amino-acyl tRNA to…

3. To study bacterial ribosomes, researchers make use of antibiotics that inhibi

3. To study bacterial ribosomes, researchers make use of antibiotics that inhibit ribosome function at different steps of translation. What would be present (uncharged-tRNA, amino…

3. To study bacterial ribosomes, researchers make use of antibiotics that inhibi

3. To study bacterial ribosomes, researchers make use of antibiotics that inhibit ribosome function at different steps of translation. What would be present (uncharged-tRNA, amino…

3. Translation. According to the rules of the genetic code, there are six differ

3. Translation. According to the rules of the genetic code, there are six different reading frames in a double- stranded DNA molecule. One DNA strand serves as a template for tran…

3. Trigonometric (stellar) parallax is the a) change in position of the absorpti

3. Trigonometric (stellar) parallax is the a) change in position of the absorption lines in a star's spectrum, caused by the star's motion around the center b) apparent change in …

3. Triphenyltetrazolium chloride is not universally added to motility medium bec

3. Triphenyltetrazolium chloride is not universally added to motility medium because it actually inhibits the motility of some organisms. If a bacterium tests positive for motilit…

3. Tumor suppressor genes are genes that function normally to ‘protect’ cells fr

3. Tumor suppressor genes are genes that function normally to ‘protect’ cells from becoming cancerous by regulating essential cellular processes. When these genes are mutated, not…

3. Two animals of similar weight (150 kg) begin prep arations for winter hiberna

3. Two animals of similar weight (150 kg) begin prep arations for winter hibernation. To survive, the animals need to store enough energY n without losing any of their original we…

3. Two bird species exhibit postzygotic isolation in that half of the hybrids fo

3. Two bird species exhibit postzygotic isolation in that half of the hybrids formed between them are sterile. If Haldane’s rule applies here, then the individuals that are steril…

3. Two haploid yeast strains are crossed to generate a diploid. One of the strai

3. Two haploid yeast strains are crossed to generate a diploid. One of the strains is wild type while the other strain has a growth defect, producing small colonies. WT X small Th…

3. Use Worksheet 9.1. Emily Walsh, a recent college graduate, has decided to acc

3. Use Worksheet 9.1. Emily Walsh, a recent college graduate, has decided to accept a job offer from a nonprofit organization. She’ll earn $34,000 a year but will receive no emplo…

3. Use the Internet to find the target (cellular structure or function) of each

3. Use the Internet to find the target (cellular structure or function) of each of the antifungal drugs in the left column, and match each drug to its target in the right column. …

3. Use the following agarose gel and information on page 44 of your lab manual t

3. Use the following agarose gel and information on page 44 of your lab manual to answer the questions below Lane 1+12: 1 kb DNA ladder Lanes 2-9: PCR products (5 L each) Lane 10:…

3. Use the following chart: Male 2 Male3 Male4 Mother Child Using genetic analys

3. Use the following chart: Male 2 Male3 Male4 Mother Child Using genetic analysis of single locus probe - determine paternity for child: (2 pts) a. b. What technique is used to g…

3. Use the following information to answer the question(s) below. Two population

3. Use the following information to answer the question(s) below. Two populations of birds with different coloration live on opposite sides of a peninsula. One population has a re…

3. Use the kinetic theory to explain each observation gis n given. a. Wax melts

3. Use the kinetic theory to explain each observation gis n given. a. Wax melts near the flame of a burning candle b. Liquid water may be converted into ice cubes in a c. Ginger a…

3. Use the ncbi website and other internet sources to identify the following seg

3. Use the ncbi website and other internet sources to identify the following segment of a eukaryotic gene’s protein sequence (20 amino acids). http://www.ncbi.nlm.nih.gov/ Amino e…

3. Use the relationships you just described to compute the values needed to fill

3. Use the relationships you just described to compute the values needed to fill in the blanks in the table in Fig. A1.4.1. 4. Imagine a rectangular prism of pure water whose dens…