A series of mutations in the bacterium Salmonella typhimurium results in the requirement of either tryptophan or some related molecule in order for growth to occur. From the data shown here, suggest a biosynthetic pathway for tryptophan. Growch Supplement Indole Glycerol Phosphate Indole Tryptophan Minimal Anchranilic Muracion Medium Acid trp-8 trp-2 trp-3 trp-1

Q: QUESTION 22 Mst digeston Hb*I Hb HDI HD Hb*I Hb E 1.35 kb E 1.16 kb Southern blot The figure above…

A: As indicated in the RFLP and restriction digestion analysis of the HbA and HbS gene there is a…

Q: Adenine was added where Guanine should have been added, this would be an example of a…

A: Mutations are the changes in the DNA sequence of an organism which may or may not affect its…

Q: Each _________________- chromosome contains (prior to itsreplication) a single molecule of linear,…

A: during nuclear division, the nuclear material which is the chromatids double in number. they…

Q: Making cDNA from mRNA requires an enzyme called ____________________

A: Complementary DNA (cDNA) is created in molecular biology using an RNA template in a process that is…

Q: True or False: Enzymes known as DNA polymerase assemble new DNA strands into a proper base sequence…

A: True

Q: question number 5 please

A: Differential centrifugation is a process used to separate various cell organelles and other…

Q: The kind of mutation where one nucleotide is exchanged for another different nucleotide, which may…

A: The DNA (deoxyribonucleic acid) is the hereditary unit of an organism. DNA is formed of the…

Q: The _____________ strand is made continously.

A: DNA replication in eukaryotes is semiconservative, semicontinuous, and bidirectional. It occurs in…

Q: In protein synthesis, DNA transcription records the genetic message, while ribosomal ______________…

A: Molecular Biology is the branch of biology that deals with a study of the composition, arrangement,…

Q: In making an artificial cell, the plasma membrane is represented by ____________ _____________.

A: Artificial cell is that synthetic arrangement of particles which together mimics an actual…

Q: Long DNA fragments with many pairs have more bulk and move _____________________________ than small…

A: DNA components are negatively charged, so they drag towards the optimistic electrode. Because all…

Q: There are four different type of nucleic acids which may be strung together to make DNA. These four…

A: There are four different biomolecules are present in nature, they are carbohydrates, protein, lipid,…

Q: 11. Why does Vincent tell Irene. "You are the authority of what is not possible"? How does Vincent…

A: The concept of Gattaca is simple and brilliant: in the near future, genetic engineering enables…

Q: A ______________ mutation results from exposure to toxic chemicals (mutagens).

A:

Q: The gel serves as a ______________ to separate out the DNA fragments

A: Answer : The gel serves as Sieving medium to separate out the DNA fragments.