1. The ribosome is a good representation of what level of structure of nucleic acid? 2. What is the meaning of dADP?
Q: The protein component of the ribosome is thought to provide what function? a. Structural…
A: The tiny particles that contain RNA and are associated with proteins are called ribosomes. It helps…
Q: brown red Jorange
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Q: 8 What are the three components of anucleotide?
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Q: 1. Ribosomes play a key role in
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Q: Draw the structure of each nucleotide: (a) UMP; (b) dTMP; (c) AMP.
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A: Hi! Thank you for the questions. As you have posted multiple questions, I will be answering the…
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A: Two simple substances are called monomers.
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A: Note : Hi ! Thank you for the question. We are authorized to answer three subparts at a time. Since…
Q: Using diagrammatic representations, distinguish between: nucleotide, nucleoside and nucleic acid.
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Q: Which of the following carries amino acids?
A: Ribonucleic acid (RNA) is a single stranded nucleic acid found in all living cells. Its different…
1. The ribosome is a good representation of what level of structure of
2. What is the meaning of dADP?
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- 1. What type of nucleic acid does this complex occur? 2. Name the second nucleotide from the 3' to 5' end. 3. Name the third nucleotide from the 3' to 5' end.1. It is a large complex ribonucleoprotein particle that chemically modifies the pre mRNA strand by the removal of introns 2. This is a linkage between paired bases in the secondary DNA structure 3. It refers to the linkage between 2 nucleotides in the DNA molecule 4. Give the range of the number of nucleotides present in a single protein molecule 5. Identify the number of bases included in the nucleosome 6. It is an enzyme that cuts the bacterial plasmid at its cleavage site3. The sequence of bases on an mRNA strand is AAUCGACGCCCGACUAGC. List the codons present in this sequence. 4. List the tRNA anticodons that would pair with the codons present in the above sequence of mRNA. 5. Determine the translated amino acid sequence obtained from the mRNA strand given in question 3. You may use the genetic code table to translate. 6. A tRNA anticodon has the base sequence CCG. Identify the DNA base sequence that was used to produce the codon that will bind it to this anticodon. 7. Explain how you would determine whether a single chain of nucleotides is RNA or DNA. 8. Describe all the elements required to carry out the process of translation. 9. Describe the importance of DNA in determining the structure of a particular protein.
- 1. Hydrogen bonds can form an alpha helix or beta sheet. The hydrogen atom has a partial positive because of the atom it is covalently bound to. Name the two most common atoms hydrogen bonds within biological systems that give hydrogen a partial positive charge. 2. Are the atoms named in the question above in the backbone of the protein or are they found in R groups? Which R groups? 3. Besides hydrogen, what other atom is involved in the hydrogen bonds in an alpha helix or beta sheet? In other words, hydrogen is interacting with what other atoms when it makes a hydrogen bond? 4. Write out, in order, the full names of the seven amino acids circled in the picture.3. A life-form from another universe is found to have nucleic acid which includes six different bases - R, S, T, X, Y and Z. The percentage composition of R, S and T is always the same, and the percentage composition of X, Y and Z is always the same. Propose a reasonable hypothesis regarding the structure of the nucleic acid. 4. Describe how mRNA is formed and how it is modified before being released from the nucleus of the cell.1. Explain why is it necessary for a protein to adopt specific tertiary and quaternary arrangements. 2.Explain the role of hydrogen bonding and disulfide bonds between R groups. 3. Explain the similarities and differences between rna and dna.
- 11. A polypeptide is making a short a-helix. A typical residue in an a-helix is involved in two H-bonds. At a minimum, how many residues this helix could have?3. Supra-secondary structures of proteins - supercoiled alpha- helix, Greek key, meander, interlock, roll, beta-hairpin. Draw (schematically) these structures.1. Draw (or insert) the general formula of an amino acid and label the four components. Which one gives the molecule its functional role? 2. What determines the three-dimensional structure a protein will have in the cell? 3. How is the structure of a protein related to its function in the cell? Be specific and give an example.