According to " Denisovans: Decoding the Secrets of Our Mysterious Ancient Cousins”, where in the world are the highest concentrations of Denisovan DNA in modern, living humans?    A.Australia, the South Pacific, Indonesia, Malaysia B.Europe C.North America D.Africa and the Middle East

Q: There are many other applications in which DNA barcoding might be useful. For example, how might…

A: DNA, in biological terms, is referred to as deoxyribonucleic acid. It is a molecule with genetic…

Q: Melting temperature (Tm) of 500 bases long DNA is defined as the temperature at which: a. All DNA…

A: Nucleic acids are "proteins that are essential to the structure and operation of all living cells.…

Q: The molecule DNA is important to biological systems because a. it can be replicated. b. it…

A: DNA or Deoxyribonucleic acid is a complicated molecule that helps in transferring information in an…

Q: The existence of ubiquitous genes and proteins (performs the same function in all organisms)…

A: Introduction  Life starts on earth around 3.4 billion years ago, in the ocean. Primitive organism…

Q: The nucleotides from a bacterial cell were found to have the following abundances: 39% uracil; 41%…

A: Nucleic acid : these are macromolecules that gives genetic information and enables protein…

Q: Which of the following is FALSE about the human genome?      a. repetitive DNA is approximately…

A: The genetic makeup of every human being is 99.9% same. Differences in the 0.1 percent that is left…

Q: Choose

A: Introduction :- DNA fingerprinting is a method used to identify an individual from a sample of DNA…

Q: What is the effect of ionizing radiation on DNA?​   a. ​faster replication   b. ​the formation of…

A: The effect of ionizing radiation on DNA is that their is breaks in DNA molecule. Ionizing radiation…

Q: Genome comparisons have suggested that mouse DNA has mutated about twice as fast as human DNA. What…

A: Answer: Introduction: Genetically modified mice are required widely in research as models of human…

Q: Which of the following is not a part of the Sanger method tosequence DNA?a. dideoxynucleotides b.…

A: Sanger sequencing is additionally called Chain termination method. DNA sequencing is the process to…

Q: What is DNA polymerase? a.An enzyme that carries out DNA replication b.Short, single strand of…

A: Deoxyribonucleic acid (DNA) is a double-stranded molecule, which consists of two strands of…

Q: In 1979, bones found outside Ekaterinburg, Russia, were shown to bethose of Tsar Nicholas and his…

A: Genes that are found on X and Y chromosomes expresses sex linked traits. Males have one X and Y…

Q: What did the Miller-Urey experiment demonstrate? A. Life originated in outer space and was brought…

A: Miller was a graduate student at the time of the experiment, who was working under the direction of…

Q: Molecular clocks are based on comparisons of the number of______ mutations between species. a.…

A: Molecular clock provides a measure of evolutionary change over a long period of time.

Q: Suppose you identified a new strain of bacteria. If the DNA content of this Organism’s cells is 13 %…

A: Most of the bacteria have a haploid genome, one chromosome consisting of a circular, double stranded…

Q: Griffith discovered a “transforming factor” in bacteria that conveyed infectiousness in 1928. In…

A: Introduction: DNA stands for 'deoxyribonucleic acid' and it is the hereditary material in humans and…

Q: The experimental insertion of a fragment of frog DNA into a bacterial plasmid produces a(n) ________…

A: Restriction enzymes are DNA-cutting enzymes. Each enzyme recognizes one or a few target sequences…

Q: Most scientists consider the Human Genome Project (HGP) to be the most significant scientific…

A: A genome is the complete collection of deoxyribonucleic acid ( DNA) for an organism, a chemical…

Q: The smallpox virus, which actually has a fairly large genome size for a virus (about 190,000 base…

A: Smallpox is a viral disease caused by the Variola virus, a member of the Poxviridae family. With a…

Q: Please answer fast Which of the following defines DNA barcoding? (more than one answer may be…

A: DNA barcoding has been widely hailed as a groundbreaking taxonomic discovery technique. It may be…

Q: Which result from the Miller and Urey experiment provides evidence that the molecules of life could…

A: Introduction :- The Miller-Urey experiment was the first to show that inorganic components might be…

Q: What is the approximate length of a complete turn of a double helix of DNA? A. 3400 pm B. 340 pm…

A: Here's why:A complete turn of a DNA double helix is measured in nanometers (nm).The answer choices…

Q: This lane contains a 1500 base pair (bp) DNA fragment. A. Lane 1 B. Lane 2 C. Lane 3 D. Lane 4

A: One of the most frequent life science laboratory procedures is agarose gel electrophoresis. This…

Q: a. DNA content and ploidy in various cell types( sperm and somatic cells) are related b. DNA is…

A: What observations are consistent with the conclusion that DNA serves as the genetic material in…

Q: Rosalind Franklin's research contribution was essential in   a. determining the nucleotide sequence…

A: DNA is double stranded helical structure.

Q: PCR (polymerase chain reaction) is an excellent method of generating copies of target DNA. If a…

A: Polymerase Chain Reaction, or simply PCR is a tool used in molecular biology to amplify a given…

Q: A DNA molecule consists of 500 nitrogenous bases, of which 150 are G bases. So, the percentage of…

A: DNA molecule is the genetic material present in the animals. Genetic material  is present in the…

Q: Discuss the sequencing methods of the human genome used in 2000- the strength and limitations (This…

A: A genome is a creature's finished arrangement of deoxyribonucleic corrosive (DNA), a synthetic…