27 Questions
What are the molecules of heredity?
DNA and RNA
What did scientists in the late nineteenth century believe about the molecules within the nucleus related to heredity?
They believed that the molecules within the nucleus were associated with heredity.
What is the main role of NAR (Nucleic Acid of Ribonucleotide)?
Act as a template for protein synthesis
Which type of nucleic acid indicates that genes are clustered within NAR (Nucleic Acid of Ribonucleotide)?
mi-lnsuceiu Duid
What type of nucleic acid is 3AR?
Ribonucleic acid
What is the primary function of 3AR (Nucleic Acid of Ribonucleotide)?
Protein synthesis
What are the components of a nucleotide?
Base, monosaccharide (sugar), and phosphate
Which nucleic acid contains the purine adenine?
DNA
What type of bond is formed between adenine and thymine in DNA?
Hydrogen bond
Which pair of nucleotides are complementary to each other in DNA?
Adenine-Thymine and Guanine-Cytosine
What is the function of ribonucleic acid (RNA) in cells?
Protein synthesis
Which type of bonding is involved in the structure of RNA and DNA?
Hydrogen bonding
What are the purines found in nucleic acids?
Adenine and guanine
Which type of bond pairs the complementary nucleotides in RNA?
Hydrogen bond
Which nucleic acid is involved in the synthesis of proteins?
Ribonucleic Acid (RNA)
What is the primary difference between purines and pyrimidines?
Purines contain a single-ring structure, while pyrimidines contain a double-ring structure.
Which bond pairs the complementary nucleotides in RNA?
Hydrogen bond
Which nucleotide is involved in the transfer of energy within cells?
Adenine
What do purines and pyrimidines refer to in the context of nucleic acids?
Structural elements of DNA and RNA
Which type of nucleotide contains a base, a monosaccharide, and a phosphate group?
Ribonucleotide
What is the significance of the hydrogen bonds in DNA and RNA?
They provide stability to the double helix structure.
Which of the following statements accurately reflects the role of NAR (Nucleic Acid of Ribonucleotide)?
NAR serves as the primary molecule for the storage and transmission of genetic information in cells.
What did scientists in the late nineteenth century believe about the molecules within the nucleus related to heredity?
They believed that the molecules within the nucleus actively controlled heredity and genetic traits.
What is the significance of identifying the structure of NAR (Ribonucleic Acid) within the nucleus?
It helps in unraveling the mysteries of gene regulation and expression.
What type of interaction is observed among different nucleotides in NAR (Ribonucleic Acid)?
Hydrogen bonding between complementary nucleotide bases
How do 3AR (Nucleic Acid of Ribonucleotide) and 4enev (Nucleic Acid of Ribonucleotide) differ?
3AR contains uracil as one of its nucleotide bases, while 4enev lacks thymine in its nucleotide composition.
What is the primary role of 3AR (Nucleic Acid of Ribonucleotide) within the cell?
Regulating gene expression and controlling various cellular processes
Test your knowledge of DNA, RNA, and their role in heredity with this quiz based on the lecture plan for BIOCHEM LECTURE CHAPTER 7: Nucleic Acids. Identify the molecules of heredity and understand the historical developments related to nucleic acids.
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