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What type of organic molecule may show enzymatic activity?
Enzymatic activity is primarily associated with proteins, which are organic molecules made up of amino acids. These proteins act as enzymes, catalyzing biochemical reactions by lowering activation energy. Some RNA molecules, known as ribozymes, can also exhibit enzymatic activity by catalyzing specific reactions, demonstrating that not only proteins but also certain nucleic acids can function as enzymes.
Which type of nucleic acids are capable of catalyzing some types of enzymatic reactions?
Ribozymes, which are RNA molecules with catalytic activity, are capable of catalyzing some types of enzymatic reactions. They can act as enzymes and facilitate various biochemical reactions in cells.
Which type(s) of nucleic acids isare capable of catalyzing some types of enzymatic reactions?
Ribozymes, which are RNA molecules, are capable of catalyzing specific enzymatic reactions. They can facilitate various biochemical reactions, such as the cleavage and ligation of RNA. Additionally, some DNA molecules, known as deoxyribozymes, can also exhibit catalytic activity. These nucleic acids demonstrate that not only proteins can serve as enzymes in biological processes.
What is exonuclease activity?
Exonuclease activity refers to the enzymatic function of removing nucleotide residues from the ends of a nucleic acid molecule, such as DNA or RNA. This activity is crucial for processes like DNA repair, replication, and degradation of RNA. Exonucleases can act on either the 5' or 3' ends of nucleic acids, and their specificity and directionality play vital roles in maintaining genetic integrity and regulating gene expression.
Does RNA polymerase have exonuclease activity during transcription?
No, RNA polymerase does not have exonuclease activity during transcription.
What are 2 important influences on enzymatic activity?
Heat and crupes
Can RNAs be enzymes?
RNA molecules that act as enzymes are called ribozymes(also called RNA enzymes or catalytic RNA).They have a well defined tertiary structure (like proteins), their activity is often coordinated to metal ions as cofactors, and they have been found to catalyze reactions in which a ribosome removes the amino group from an amino acid.
What reaction does nuclease catalyze?
Nucleases catalyze the hydrolysis of phosphodiester bonds in nucleic acids, resulting in the cleavage of DNA or RNA molecules. This enzymatic activity allows nucleases to degrade or fragment nucleic acids.
What is autophosphorylation?
An autophosphorylation is the phosphorylation of a kinase protein catalyzed by its own enzymatic activity.
What category of carbon do enzymes fall under?
Enzymes are proteins.Note: RNA can also produce enzymatic reactions, but they are called ribozymes.
What is self splicing?
Self-splicing is a process in which certain RNA molecules can remove their own introns without the need for proteins or enzymes. This occurs in some RNA molecules known as ribozymes. Self-splicing can involve a variety of mechanisms, such as transesterification reactions, to excise unwanted regions of the RNA molecule.
What is a single strand of rna that loops back on itself?
A single strand of RNA that loops back on itself is called a hairpin loop or a stem-loop. It forms when the RNA sequence folds back on itself due to complementary base pairing within the same strand, creating a double-stranded region. These structures play important roles in various biological processes, such as gene regulation and enzymatic activity.
