The profile includes 4 STR loci. (D8S1179, D21S11, D7S820, CSF1PO) At how many of these is the profile heterozygous? Which STR Locus gives the smallest fragments in the profile?
Q: Which one of the following is ordinarily not an air pollutant ? (A) CO2 (B) CO (C) SO2 (D)…
A: Air pollution is the contamination of air due to the presence of chemical, physical and biological…
Q: What is an example of a lab experiment that shows the variation of the photosynthesis efficiency in…
A: Introduction - The fraction of light energy turned into chemical energy during photosynthesis in…
Q: Genes are made by- (A) Histones (B) Lipoproteins (C) Hydrocarbons (D) Polynucleotides
A: The DNA or deoxyribonucleic acid is the genetic element in living organisms that determine the…
Q: What I Have Learned Direction: With the use of Venn Diagram, compare and contrast the plant and…
A: Introduction:- The process of having children is referred to as reproduction. Sexual and asexual…
Q: Which group bears stomata only in the sporophyte generation? Answer A. Bryophyta B.…
A: Stomata These are defined as the cell structures that are present in the epidermis of leaves and…
Q: Both cartilaginous and bony fishes have_ a. jaws d. a swim bladder b. a bony skeleton e. a…
A: The name vertebrate comes from the Latin word vertebrae, which refers to the spine's bones. Animals…
Q: dysregulation/impaired function for each of these. Hypothetically, how can you rescue the…
A: G protein coupled receptors is a trans membrane domain of 7 helix meaning that they cross the cell…
Q: What are the major similarities and differences between lophophorates and entoprocts? Is being…
A: Lophophorates are a clade that consists of brachiopod and bryozoa. They are named so as they possess…
Q: produced by a bird that flies.
A: Example of flightless birds that cannot fly are ostrich, Kiwi and emu. The birds that are able to…
Q: A patient most likely presents with chronic myeloid leukemia (CML) and you have a fullI blood cell…
A: Chronic myeloid leukemia (CML) is also known as 'chronic myelogenous leukemia', is an uncommon type…
Q: Coffee (Coffea arabica) and Chocolate (Theobroma cacao) are two species of tropical or sub-tropical…
A: Importance of coffee-Optimal coffee-growing conditions include cool to warm tropical climates, rich…
Q: Stretching a skeletal muscle can depolarize sensory afferents that project into the spinal cord and…
A: Muscles Muscles are the soft tissue with ability to contract hence help in movement of body parts.
Q: What is the PAR receptor?
A: In biology, receptors are chemical structures made up of proteins that aid in signal transmission by…
Q: uestion 6 hich conditions would NOT lead to good preservation of a dead hominin skeleton? Dying in a…
A: Erect posture, bipedal mobility, larger brains, and behavioural features like as specialised…
Q: he arteries that pass through the heart muscle are necessary for delivering enough oxygenated blood…
A: The heart vessels will not be having any blood supply in them when the pressure inside them will be…
Q: Invasion step of metastasis is a complex process that involves epithelial cells transitioning into…
A: Epithelial cells are specialised cells that coat the insides of spaces, organs, and blood vessels.…
Q: When chlorophyll is burnt which element is obtained ? (A) Ca (B) Na (C) Mg (D) Mn
A: Introduction :- Because of the presence of sunshine, chlorophyll is commonly described as being…
Q: what would happen if the blue crabs population increased substantially/
A: The sapphire-colored claws of the blue crab give it its name. In mature females, the shell, or…
Q: Which of the following post-translational modification(s) anchor(s) the protein to the biological…
A: By covalently adding functional groups or proteins, proteolytic fragmentation of regulatory…
Q: 5) Snake venom surprisingly has been a found to be a rich source of biologically active peptides.…
A: Introduction - Snake venom is a very toxic saliva that contains zootoxins and is used to immobilise…
Q: How does thyroid hormone be carried in the bloodstream? Why? What is the mechanism of action of this…
A: Introduction The thyroid hormone is the hormone that controls your body's metabolism, growth, and…
Q: 1.To study mitosis, what is the best time to harvest onion root tips and why? 2. Other than an…
A: In mitosis, the nucleus of the eukaryotic cells divides into two, that subsequently results in the…
Q: Explain the structure of the Ecosystem with a flowchart.
A: Species diversity is the variation in the species and all these species present in the large number…
Q: Examining Table 20-5, how would the interpretation ofthe McDonald–Kreitman test results differ if…
A: Ans. The synonymous mutation is silent mutation, which non-synonymous mutation change the nucleotide…
Q: Polymerase movement RNA POLYMERASE -Nucleotide being added to the vijend of the RNA RNA NTPS RNA-DNA…
A: i) - 5'- ii)- Template strand/Sense Stand iii)- Region of DNA unwinding iv)- Codon strand/Antisense…
Q: Do the many “dead” transposonsin the human genome provide anybenefits to humans?
A: A gene is the essential physical and functional unit of heredity. Genes are comprised of DNA. A…
Q: After tmRNA releases an mRNA and aberrant polypeptide from a stuck ribosome, the resulting…
A: Once mRNAs enter the cytoplasm they are translated stored for later translation or degraded. mRNAs…
Q: What is NADP and NADPH?
A: Introduction - Plants can create ATP through a similar process during the light reactions of…
Q: 12. The CFTR gene, on hu chloride ion concentrat cystic fibrosis. How ma In G1 of the cell cycle In…
A: Phase Number of gene/chromosomes G1 phase of cell cycle- 2 copy G2 phase of cell cycle…
Q: Distinguish between “fundamentalcauses” and “proximate risk factors” ascauses of disease.
A: Fundamental factors:- Fundamental factors are the factors which can be attributed as the main…
Q: QUESTION 22 Which of these statements is false? O Physical activity increases the risk of adverse…
A: One of the reasons for the rapid rise in obesity in adults and children is the inexpensive…
Q: Why is COVID 19 and getting the vaccinated important, citing from a source?
A: NB: for your kind knowledge, according to Bartleby rules and regulations we can't mention…
Q: Compare the amount of ATP that can be obtained from palmitic and palmitoleic acids. Show your…
A: The most common saturated fatty acid found in animals, plants, and microorganisms is palmitic acid.…
Q: What are the hormones that the hypothalamus produces?
A: The hypothalamus of the brain contains two sets of neurosecretary cells whose hormonal secretions…
Q: What is a transitional fossil? Transitional fossils were poorly adapted to their environments. O…
A: Introduction - Any preserved remains, impression, or trace of any once-living thing from a previous…
Q: Whether the given statement "Lateral roots form at nodes on roots" is true or false.
A: The roots of vascular plants are modified organs that provide anchoring for the plant and take in…
Q: Why should people care about the article "Stopping pandemics before they start: Lessons learned from…
A: SAR-COV-2 virus is a member of a large family of coronavirus. It affects the respiratory system of…
Q: When 1.6 million year old Nariokotome/Turkana skeleton was recovered near Lake Turkana in Kenya.…
A: This shows that the discovered skeleton was a preadolescent.
Q: 6. Draw changes in potential in the wet bone during cyclic compression. 7. Can the flow potential be…
A: There are few important points that should be kept in mind : As we know that bone tissue consist of…
Q: Give any two differences between DNA and RNA. (b) What is recombinant DNA? Give two beneficial…
A: Differences between DNA and RNA DNA RAN Double stranded Single stranded Consists of…
Q: b. basal meristem cells continuously produce new spore-generating. c. the foot develops rhizoids and…
A: Hornworts are the type of bryophyte. Bryophytes have gametophytic as a dominant phase of their life…
Q: Describe a hypothesis explaining the mutual relationship between plant roots and mycorrhizae present…
A: Introduction Mycorrhizae take nutrients like phosphorus and magnesium and deliver them to the plant…
Q: ORIGIN 1 acacttgctt ctgacacaac cgtgttcact agcaactaca caaacagaca ccatgctgac 61 tgctgaggag aaggctgccg…
A: The gene contains information to code for specific proteins in the form of the nucleotide sequence.…
Q: A person’s blood type is the result of expression of a gene with three alleles. However, only 2…
A: The blood group is determined by the presence of specific antigen on the plasma membrane of red…
Q: Instruction: Observe the process used in plant and animal reproduction. A. Put a Check (/) if the…
A: Self pollination of a flower will cause no or very minute variation. The reason is here it uses its…
Q: The ant-aphid mutualism has become so advanced all of the following traits have evolved in aphids…
A: Ants and aphids have a mutualistic relationship. Aphids devour the plant sap and excrete sugary…
Q: (a) Write the complementary base sequence for the matching strand in the DNA section shown below:.…
A: Introduction According to Chargaff's rules, DNA from any cell of any organism should have a 1:1…
Q: Nature Picture Library Aristolochia old stem, x.s.
A: Monocots plants are that contain single cotyledons in the seed while the dicot has two cotyledons in…
Q: Why is the nickname "dark reactions" not entirely correct for the chemical stage of photosynthesis?
A: Introduction - 6CO2 + 6H2O = C6H12O6 + 6O2 is a typical representation of photosynthesis. This…
Q: Based on figure 17, to whom are archaeans more closely related: bacteria or eukaryotes?
A: Scientifically all life is divided into three forms ; archae , Bacteria and eukarya . All of them…
Step by step
Solved in 3 steps
- The temperature at which a DNA sample denatures can be used to estimate the proportion of its nucleotide pairsthat are G- C. What would be the basis for this determination, and what would a high denaturation temperature for aDNA sample indicate?Table I CACGT A GA CTGAGG ACTC CACGTAGACTGAG G ACAC Wild-type beta-globin gene fragment Sickle-cell beta-globin gene fragment > Circle the mutation in DNA of the sickle-cell beta-globin gene fragment Compare fragments of DNA the wild-type and mutant beta-globin genes in the Table I above, what are the similarities and differences you observe?100 50 104 1 10 104 Cot DNA renaturation curves occasionally show three distinct phases of renaturation. In this plot, DNA renaturation is plotted against “C,t" (initial concentration times time of renaturation, essentially a meas- ure of relative renaturation time). (a) Identify each part of this plot that corresponds to reannealing of (1) unique sequences, (2) moderately repetitive sequences, and (3) highly repetitive sequences. (b) Suppose that you cloned a single-copy gene, such as the gene for dihydrofolate reductase (DHFR), and subjected this to renaturation analysis. Sketch the curve you might expect. (c) Suppose that you cloned the DHFR CDNA instead of genomic DNA. Would you expect this to reanneal (1) more slowly, (2) more rapidly, or (3) at the same rate as genomic DNA? Briefly explain your answer. % Single stranded
- Design a pair of primers to amplify the entire length of the following 45 base pair sequence.Make each primer 14 bases long. Write the sequences of the primers in 5' to 3' order.(Hint: It will help for you to write out BOTH strands of the DNA sequence listed below.5'-GATGCCCGTTGGATAAATTGGGCGTCTAGAATCGGTCACACTTAG-3'There are numerous methods for sequencing DNA, including classical Sanger sequencing, automated Sanger sequencing, and next-generation sequencing technologies, including Illumina technology. Match the modified cytidine nucleotide triphosphates (NTPs) with DNA sequencing methods that utilize them. Classical Sanger sequencing HO-P=O O HO-P=O O HO-P=O O Automated Sanger sequencing -NH₂ CH3 H₂CN ° ? ?N HOOOO OH OH OH NH CH₂ Next-generation DNA sequencing (Illumina) CH₂ NH₂ Answer BankBase analysis of DNA from maize (corn) shows it to have 23 mole percent cytosine (moles per 100 moles total nucleotide). What are the percentages of the other three bases?
- Base analysis of a plant DNA shows it to have 15 mole percent adenine (moles per 100 moles total nucleotide). What are the percentages of the other three bases?100 50 10 1 10 10 Cot DNA renaturation curves occasionally show three distinct phases of rena- turation. In this graph, DNA renaturation is plotted against "Cf" (initial concentration times time of renaturation-essentially a measure of relative renaturation time). See Figure 21.4. (a) Identify each part of this plot that corresponds to reannealing of (1) unique sequences, (2) moderately repetitive sequences, and (3) highly repetitive sequences. (b) Suppose that you cloned a single-copy gene, such as the gene for dihy- drofolate reductase (DHFR), into a plasmid vector and subjected it to renaturation analysis. Sketch the curve you might expect. (c) Suppose that you used reverse transcriptase (Chapter 24) to copy the ovalbumin mRNA and cloned this complementary DNA (CDNA) into a plasmid vector. Would you expect this CDNA to reanneal (1) more slowly. (2) more rapidly, or (3) at the same rate as genomic DNA? Briefly explain your answer. % Single strandedwhat does it mean if my P value is P< .001 for average absorbance ratios of A260/A280 of dna extracted.
- Using the first and second base key below, predict the DNA sequence given by the SOLID color sequence. For the key G = green, R = red, Y = yellow, and B = blue. Note that the first base of the sequence is already given ("A"). Give the remaining 8 bases for this sequence. A First base A CCT Second base A CGT BGY R GBRY RBG R Y (G) B Y G)(R) GB )( R )( Y ) ( G) BGiven the sequence shown below, write the complementary DNA sequence, using the base-pairing rules, as well as the directionality of the strands: 5'- CGAGGCTAGGTTAACCTG-3'A plot showing the % of denautration as a function of temperature for a melting point of a DNA sample under 0.12 M NaCl gives an equation of a line of Y= 0.0074 X - 0.044 (Where Y is the % of denautration and X is the temperature in degree C) This is all the information that was given. 1. Calcuate the melting point of this DNA in degree C