What is the purpose of adding 10mM of Tris-HCL (pH 7.5) during the extraction process? a. It ensures that the DNA that is released from the cell is turned into single stranded format. b. It denatures the proteins that were released from the cell.  c. It breaks down the cell membrane to release the DNA. d. It neutralizes the the lysis reaction.

Q: Once a polypeptide chain has begun growing during protein synthesis, an incoming RNA carrying the…

A: We know that the ribosomal complex has three binding sites : A - site P - site E- site

Q: 6. The end of a new nucleotide is always added to the end of an existing strand. 7. Distinguish…

A: DNA is basically a genetic material and transfer genetic information necessary for synthesis of…

Q: 28. Draw the structure of aspartic acid at a pH of 1? At a pH of 7? At a pH of 14? a. What is the…

A:

Q: Which of the following types of RNA carries the genetic information from DNA in the nucleus to the…

A: mRNA (messenger RNA) is a molecule found in cells that transports genetic information from the…

Q: 25.) The area indicated by the arrow is the A) sugar-phosphate backbone B) minor groove C) major…

A: The correct option to this is:

Q: Enzymes called amino acyl-tRNA synthetases:     A. attaches amino acids to tRNA     B.…

A: Proteins that function as biological catalysts are known as enzymes. Catalysts help to speed up…

Q: Replication of DNA produces two daughter DNA molecules in which a. once daughter molecules contains…

A: Given, Replication of DNA produces two daughter DNA molecules in which =?

Q: The difference between a nucleotide and nucleoside is O a base. a sugar. a hydroxyl. a phosphate (or…

A: Question 29 A nucleoside is formed by the union of a pentose sugar and a nitrogen base. A nucleotide…

Q: 26. Once a polypeptide chain has begun growing during protein synthesis, an incoming RNA carrying…

A: Correct option is A. i.e A site.

Q: If I have culture of 10,000 actively dividing E. coli cells, with a generation time of 30 minutes,…

A: The total number of bacteria after n generation is given by- Total no. = 2no. of generations x…

Q: Describe the differences between alpha and beta secondary structures of proteins. osu struc.

A: Proteins are nitrogenous organic compound present in living cells and responsible for different type…

Q: In the drawing area below you'll find half of a single base pair of DNA. Draw the rest of the base…

A: In genetics, a base pair refers to two nucleotides on complementary DNA or RNA strands that are…

Q: The basic principle that underlies northern and Southern blots is                                .…

A: We will choose correct option

Q: DEMONSTRATION ON DENATURATION OF PROTEINS Test tube no 1 2 3 4 5 Agents Heat AgNO3 NaOH Acetic Acid…

A:

Q: 27. Which of the following is a biological function of proteins? a. catalysis Ob. motion Oc.…

A: proteins catalyse reactions in our bodies, transport molecules like oxygen and keep us healthy as…

Q: A student needs to prepare a 1.60 % agarose gel to analyze the results of a restriction digest.…

A: It is  based on the concept of concentration terms Here we are required to find the amount of…

Q: are proteins stable in the presence of tannins?

A: Protein is a stable in the presence tannins  Why it happens.

Q: Do all your cells use all their DNA? Why or Why not?

A: Not every cell in the human body contains DNA bundled in a cell nucleus. DNA, or deoxyribonucleic…

Q: A student needs to prepare a 1.90 % agarose gel to analyze the results of a restriction digest.…

A: Given the concentration of agarose gel in % w/v = 1.90 % w/v. Volume of agarose gel solution to be…