If a mutation that inactivated telomerase occurred in acell (telomerase activity in the cell = zero), what do youexpect the outcome to be?

Q: True or false: After chromosomal replication, Type I topoisomerase is used to coil up the…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: lanes for the blue and brown allele samples? (circle one) Brown sample: 0 1 Blue sample: 0 1 2 more…

A: Agarose Gel electrophoresis is the  molecular biology technique which helps in separation of gene…

Q: The following diagram shows one-half of a restriction site. (a) Draw the other half. GAC G I C (b)…

A: Introduction: The genetic material in the living organism that transfer from one generation to…

Q: Ultraviolet light can cause covalent linkages between consecutive pyrimidine bases in DNA (up to 100…

A: The question is asking about the DNA repair system that is most effective in correcting the errors…

Q: pXO1 and pXO2 are large plasmids – large pieces of DNA that are not the chromosome that can…

A: Plasmids are the extra chromosomal material which are present independently of  the main…

Q: Imagine that you repeat the DNA extraction, PCR, and gel electrophoresis experiment using Unknown…

A: DNA is a negatively charged molecule. Thus, it will move from the negative to the positive end…

Q: A new restriction enzyme is discovered. It recognizes a 6 base pair pallindromic sequence. The first…

A: BASIC INFORMATION  RESTRICTION ENZYME  they are also known as molecular scissors it was in the year…

Q: If we are given this segment of DNA: TTGGHTGUTGG HHUUTHUGHUU Let’s suppose this DNA was treated…

A: Nitrous acid is a chemical mutagen that can cause mutations in DNA by deaminating adenine and…

Q: What difference exists between the compaction of chromosomes during metaphase versus interphase?…

A: Chromosomal condensation: In the case of a eukaryotic chromosome, there are 3 levels of chromatin…

Q: 2a. Assume that replication has been initiated at that ORI. Provide the sequence of the primer that…

A: AT GC base pairing: In double stranded DNA, the guanine (G) base on one strand can form three…

Q: In this question, determine the values for the linking number (L), super helical turns (AL), the…

A: The linking number states the number of times a strand of DNA winds in the right-handed direction…

Q: How would you expect your results to change if the enzyme did not have time to cut all of the sites?…

A: The resultant DNA fragments would have different sizes if the enzyme did not have enough time to cut…

Q: You transform 500 uL of cells with 2.5 ug of plasmid DNA, and then you take 100 uL and spread that…

A: Answer. Transformation efficiency Transformation efficiency is defined as the number of…

Q: Which of the primer sets will allow amplification of this DNA molecule? 5'…

A: In the realm of molecular biology and DNA analysis, the selection of appropriate primer sets is…

Q: Choose the correct gel electrophoretic pattern that would be seen in dideoxy sequence analysis of…

A: The molecule, which is responsible for the genetic inheritance in most living organisms is…

Q: You are characterizing a new DNA polymerase. In a test tube, you incubate the enzyme with all the…

A: DNA is a molecule made up of two strands twisted around each other in a double helix shape. Each…

Q: You have two tubes, each with a pair of DNA fragments inside them. Tube #1 has fragments that are…

A: Electrophoresis  Electrophoresis is used in biological laboratory to separate different size of DNA,…

Q: For a restriction enzyme that recognizes the restriction site GGCC, Which of the following…

A: The question we are e asking relates to the frequency at which a restriction enzyme that recognizes…

Q: telomerase inhibitors to treat hepatocellular carcinoma. They test their drugs on the purified…

A: HEPG2 is a cell line exhibiting epithelial-like morphology that was isolated from a hepatocellular…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.