A scientist is analyzing the DNA of the cucumber plants in a garden. The scientist discovers that each plant has the same DNA. Which conclusion doe this evidence support? A. The plants were produced from a single parent by asexual reproduction. B. The plants were produced from a single parent by sexual reproduction. C. The plants were produced from two parents by asexual reproduction. D. The plants were produced from two parents by sexual reproduction.

Q: In pcr experiment, Does electrophoresis show that only DNA products of the desired size are present?…

A: A DNA sequence may be amplified trillions of times via PCR, yielding enough DNA copies for further…

Q: In 1950, using “blender” experiment, Hershey and Chase demonstrated that DNA, not protein, is the…

A: Hershey and Chase came to the conclusion that the genetic substance was DNA rather than protein.

Q: Which are the Modern methods of DNA analysis that can reveal differences?

A: Interpretation of the genetic sequence defines the term "DNA analysis". This is widely practiced for…

Q: Why was the discovery of the structure of DNA so important for understanding genetics?

A: Deoxyribonucleic acid (DNA) is the hereditary material in humans and almost all other organisms. It…

Q: From what samples can DNA be extracted?   What applications does DNA have in medicine?

A: DNA (Deoxyribonucleic acid) A type of nucleic acid present in each kind of living cells. It is…

Q: Why do some journals require the authors of articles describing DNA libraries to make those…

A: Introduction: DNA is the genetic material that transfers from one generation to another. It is a…

Q: Choose the one answer that fits best. Which statement regarding PCR is NOT correct (videos)?   a.…

A: What is PCR ? The PCR stands for Polymerase chain reaction. In this reaction, multiple copies of the…

Q: In your opinion, what is one piece of scientific research that made it possible to understand DNA's…

A: The one piece of scientific research that made it possible to understand DNA's structure or function…

Q: Match the following terms with their definitions and label each  component of the PCR mixture in the…

A: I. DNA polymerase: B. An enzyme that copies the DNA sequence. II. Primers: D. A short DNA sequence…

Q: How is the DNA used for catching crime suspects? Describe the procedure and cite a particular…

A: The DNA is genetic material that is present in the Humans. This is used to identify different types…

Q: What does the alcohol do in this experiment? Why does the DNA rise to the top after adding alcohol?…

A: Extraction of DNA from fruits.

Q: the difference between the model of the white-eyedfly’s DNA sequence and the model of the red-eyed…

A: Morgan started breeding the white-eyed mutant fly and discovered that the trait was only present in…

Q: You are examining evidence from an old crime scene. You have a blood sample, but you believe that…

A: Mitochondrial DNA (deoxyribonucleic acid) refers to the DNA present in mitochondria. Mitochondria is…

Q: If you knew the sequence of a gene in one organism, how could you determine if another organism had…

A: An animal's genomic sequence data, or model organism, can be annotated and compared to a human's…

Q: Which of the following experimental results was NOT evidence that DNA is the genetic molecule rather…

A: Eukaryotes have linear DNA which is a double-chained helically twisted structure. it has a…

Q: How a researcher knows what particular DNA sequence they have cloned ?

A: Gene cloning is a technique in which the desired sequence is cloned by producing multiple copies at…

Q: How is recombinant DNA used in medicine?

A: Recombinant DNA as the term suggests DNA from multiple sources. Because of the similar chemical…

Q: Choose the statements below which are correct. There may be more than one correct statement. A)…

A: PCR or polymerase chain reaction is a process that involves in vitro DNA amplification. It is based…

Q: A scientist programed his PCR machine to perform five complete cycles of PCR starting with one…

A: Answer: PCR = Polymerase Chain Reaction is the process to amplify the strand of DNA where we need…

Q: How do researchers determine a sequence of DNA

A: DNA stands for Deoxyribonucleic acid and is a double-helical structure. Genetic information is…

Q: Assuming you started with only one copy of a DNA sequence, how many copies should be present after…

A: Polymerase chain reaction (PCR) is a method applied in molecular biology for DNA amplification. It…

Q: explain how Griffeth's experiment demonstrated that DNA is the hereditary material.

A: ANSWER;- -Based on the observation, Griffith closed that R strain bacteria had been changed by S…

Q: What is the smallest size DNA fragment produced when pTJ14 is cut with Taql? 1444 757 458 74 434

A: The sizes of the fragments produced by restriction enzyme digestion can be determined by gel…

Q: Houra put together a PCR reaction with the following ingredients: • 5ul of 10X buffer with Mg2 2.5…

A: INTRODUCTION PCR This is polymerase chain reaction. This technique is used to detect genetoc…

Q: What is recombinant DNA? How can it be used to produce human proteins in bacteria?

A: Recombinant DNA: Recombinant DNA is produced by combining DNA segments that doesn't normally occur…

Q: Define the following terms:a. A-DNAb. B-DNAc. Z-DNAd. cruciforme. palindrome

A: "Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Choose the combination of answers that most accurately completes the statement.Which of the…

A: Three major steps are involved in polymerase chain reaction are denaturing, annealing and extension.…

Q: how enzymes are involved with proofreading newly formed DNA molecules.   1. DNA polymerase does not…

A: In proofreading process, The polymerase checks whether the recently added base has matched…

Q: Which female could be the mother of the child and why? Which male could be the father of the child…

A: There are several ways to identify the mother of a child from VNTR loci. One way is to look at the…

Q: IF YOU WERE TO CREATE RECOMBINANT DNA OF YOUR OWN, WHAT GENE COMBINATION WOULD YOU LIKE TO HAVE AND…

A: Recombinant DNA molecules are DNA molecules with a new set of genes inserted into their nucleotide…

Q: How are Chromosomes different from DNA? Who captured the photo of DNA?

A: Deoxyribonucleic acid (DNA) serves as the molecular repository for genetic instructions governing…

Q: genetic disease is caused by a deletion in part of a gene. The deletion results in one copy of the…

A: Option b

Q: Determine which primer pair is the best choice. • Explain why the other primers are not good…

A: A brief DNA or RNA sequence serves as the template and controls the production of a complementary…

Q: In a lab question, a student got a DNA solution that has a concentration of 243 ng/uL. The question…

A: Deoxyribonucleic acid (DNA) is the genetic material. It is polymer of nucleotides. Concentration is…

Q: Who stole Mr. Marshall's blue stapler? A suspect was seen fleeing from Peck with Mr. Marshall's blue…

A: Examining genetic material taken from a living thing can provide meaningful insight. By making many…

Q: At the end of an experiment, you extract DNA from ten yeast colonies. You divide the DNA from each…

A: Replication replicates are the tubes having same set of conditions for reducing the variability in…

Q: What is the purpose of adding a primer to a PCR reaction? Is this primer made up of DNA or RNA…

A: The polymerase chain reaction is a method that is widely used to rapidly make millions of copies of…

Q: Which are the polymorphic regions in DNA and how are they used for DNA fingerprinting?

A: The genes are the primary unit of life. The nucleotide sequence of the genes are responsible for…

Q: what of the following is more likely to speed up the loss of telomeric repeats? a.Tetreplex DNA…

A: Since DNA bases are mainly planar and moderately hydrophobic, they tend to stack parallel to one…