MBch15
... The base at the 5’ end of the anticodon is not as spatially confined as the other two, allowing it to form hydrogen bonds with any of the several bases located at the 3’ end of the codon. ...
... The base at the 5’ end of the anticodon is not as spatially confined as the other two, allowing it to form hydrogen bonds with any of the several bases located at the 3’ end of the codon. ...
Lesson 1 DNA and proteins
... • A genome is the entire sequence of DNA of an organism (about 25000 genes in the human genome). • Each gene occupies a specific locus (position) on a chromosome and each chromosome consists of one molecule of DNA. • The DNA is wrapped around basic histone proteins ...
... • A genome is the entire sequence of DNA of an organism (about 25000 genes in the human genome). • Each gene occupies a specific locus (position) on a chromosome and each chromosome consists of one molecule of DNA. • The DNA is wrapped around basic histone proteins ...
File
... the first one is complete. A single gene on a DNA strand can produce enough RNA to make thousands of copies of the same protein in a very short time. Translation In translation, mRNA is sent to the cytoplasm, where it bonds with ribosomes, the sites of protein synthesis. Ribosomes have three importa ...
... the first one is complete. A single gene on a DNA strand can produce enough RNA to make thousands of copies of the same protein in a very short time. Translation In translation, mRNA is sent to the cytoplasm, where it bonds with ribosomes, the sites of protein synthesis. Ribosomes have three importa ...
GENOME GENE EXPRESSION
... total complement of genetic material contained in an organism or cell (DNA or RNA) includes both genes and non-coding sequences of DNA complete DNA sequence of one set of chromosomes NUCLEAR genome (complete set of nuclear DNA) MITOCHONDRIAL genome CHLOROPLAST genome PLASMID genome GENOMICS - stu ...
... total complement of genetic material contained in an organism or cell (DNA or RNA) includes both genes and non-coding sequences of DNA complete DNA sequence of one set of chromosomes NUCLEAR genome (complete set of nuclear DNA) MITOCHONDRIAL genome CHLOROPLAST genome PLASMID genome GENOMICS - stu ...
投影片 1
... needs to take some processes of modification before entering the cytoplasm. Capping at 5’ end with a methyl G. Splicing and remove introns( non-coding sequences). Polyadenylation at 3’end.( poly-A tail) ...
... needs to take some processes of modification before entering the cytoplasm. Capping at 5’ end with a methyl G. Splicing and remove introns( non-coding sequences). Polyadenylation at 3’end.( poly-A tail) ...
Chapter 17 Presentation Transcription Translation and Gene
... are saved because they have important functions such as ribosome binding. RNA splicing occurs via snRNP’s. snRPs consist of RNA and protein and join together to form a spliceosome which interacts with the intron to clip it out and join the exons together. ...
... are saved because they have important functions such as ribosome binding. RNA splicing occurs via snRNP’s. snRPs consist of RNA and protein and join together to form a spliceosome which interacts with the intron to clip it out and join the exons together. ...
Nucleic Acids - cpprashanths Chemistry
... ATP is a single nucleotide high energy molecule produced by cellular respiration • transfers energy within cells ...
... ATP is a single nucleotide high energy molecule produced by cellular respiration • transfers energy within cells ...
DNA, RNA, Protein Synthesis
... from the sequence in every other kind of protein. • Just the way the order of letters in a word give it its own specific form and meaning, it is the order of the amino acids in the chain that determines the protein's structure and function. • The code for ordering the amino acids of a protein is wri ...
... from the sequence in every other kind of protein. • Just the way the order of letters in a word give it its own specific form and meaning, it is the order of the amino acids in the chain that determines the protein's structure and function. • The code for ordering the amino acids of a protein is wri ...
E1. A codon contains three nucleotides. Since G and C are present
... E3. The threonine has been changed to serine. Based on their structures, a demethylation of threonine has occurred. In other words, the methyl group has been replaced with hydrogen. E4. The initiation phase of translation is very different between bacteria and eukaryotes, so they would not be transl ...
... E3. The threonine has been changed to serine. Based on their structures, a demethylation of threonine has occurred. In other words, the methyl group has been replaced with hydrogen. E4. The initiation phase of translation is very different between bacteria and eukaryotes, so they would not be transl ...
... RNA molecule off a DNA template, begins when RNA polymerase attaches to a promoter. Elongation of an RNA molecule occurs through the process of complementary base pairing until there is a DNA stop sequence. Messenger RNA (mRNA), which now carries codons, is processed before it leaves the nucleus; in ...
Review Questions Chapter 12 Review Sheet
... 7. Explain why the process of DNA replication is vital for living things. Cells must copy DNA prior to cell division so each new cell has a complete copy of the genetic code. ...
... 7. Explain why the process of DNA replication is vital for living things. Cells must copy DNA prior to cell division so each new cell has a complete copy of the genetic code. ...
Genetics
... locus mask the expression of alleles on another locus and express their own phenotype instead. pleiotropy (dwarfism, giantism) one allele affects various phenotypes in an organism. polygenic (skin color) multiple alleles are required for the expression of a characteristic ...
... locus mask the expression of alleles on another locus and express their own phenotype instead. pleiotropy (dwarfism, giantism) one allele affects various phenotypes in an organism. polygenic (skin color) multiple alleles are required for the expression of a characteristic ...
Proteins - RHS AP Biology
... At this point, one amino acid is attached to an adaptor. Remember that it takes many amino acids to make up one protein. Therefore, there must be a way to link these amino acids into a single protein in order to complete protein synthesis. This is where the ribosome comes in which is so good at prod ...
... At this point, one amino acid is attached to an adaptor. Remember that it takes many amino acids to make up one protein. Therefore, there must be a way to link these amino acids into a single protein in order to complete protein synthesis. This is where the ribosome comes in which is so good at prod ...
Translation Details
... proper amino acid – tRNA anticodon matches with the mRNA codon – Ensures proper match • One by one, amino acids are linked together • Translation ends when a “stop” codon is read by the ribosome ...
... proper amino acid – tRNA anticodon matches with the mRNA codon – Ensures proper match • One by one, amino acids are linked together • Translation ends when a “stop” codon is read by the ribosome ...
Document
... being synthesized is bound by a cap-synthesizing complex associated with RNA polymerase. This enzymatic complex catalyzes the chemical reactions that are required for mRNA capping. ...
... being synthesized is bound by a cap-synthesizing complex associated with RNA polymerase. This enzymatic complex catalyzes the chemical reactions that are required for mRNA capping. ...
Introduction to Biochemistry, Cell and Molecular Biology II Losiana
... Rho, that binds to and slides along the RNA transcript. The terminator sequence slows down the elongation complex, Rho catches up and knocks it off the DNA Rho independent termination depends on both slowing down the elongation complex, and an AT rich region that destabilizes the elongation complex ...
... Rho, that binds to and slides along the RNA transcript. The terminator sequence slows down the elongation complex, Rho catches up and knocks it off the DNA Rho independent termination depends on both slowing down the elongation complex, and an AT rich region that destabilizes the elongation complex ...
Document
... • Proteins are made in the cytoplasm • RNA is the intermediate between the DNA code and the actual synthesis of a protein ...
... • Proteins are made in the cytoplasm • RNA is the intermediate between the DNA code and the actual synthesis of a protein ...
DNA replication proceeds in a semi conservative fashion, where the
... Begins at a specific point in the DNA molecule called the origin of replication site: in eukaryotic chromosomes multiple origins of replication could be present simultaneously; The enzyme helicase unwinds and separates a portion of the DNA molecule to be replicated, creating a replication “bubble”: ...
... Begins at a specific point in the DNA molecule called the origin of replication site: in eukaryotic chromosomes multiple origins of replication could be present simultaneously; The enzyme helicase unwinds and separates a portion of the DNA molecule to be replicated, creating a replication “bubble”: ...
Transcription
... • 1. Each mRNA codon matches up with one end of a tRNA (called the anti-codon). • 2. The other end of the tRNA then attaches to the amino acid that the anti-codon tells it to. • 3. The tRNA then line up the amino acids in order to form a protein. *this occurs in a RIBOSOME* Figure 10.11A Copyright © ...
... • 1. Each mRNA codon matches up with one end of a tRNA (called the anti-codon). • 2. The other end of the tRNA then attaches to the amino acid that the anti-codon tells it to. • 3. The tRNA then line up the amino acids in order to form a protein. *this occurs in a RIBOSOME* Figure 10.11A Copyright © ...
Protein Synthesis
... called a what? What is the name of the bond that is formed between two amino acids? How do amino acids get into the body in the first place? ...
... called a what? What is the name of the bond that is formed between two amino acids? How do amino acids get into the body in the first place? ...
Ch. 10: Presentation Slides
... • The genetic code is the list of all codons and the amino acids that they encode • Main features of the genetic code were proved in genetic experiments carried out by F.Crick and collaborators: • Translation starts from a fixed point • There is a single reading frame maintained throughout the proce ...
... • The genetic code is the list of all codons and the amino acids that they encode • Main features of the genetic code were proved in genetic experiments carried out by F.Crick and collaborators: • Translation starts from a fixed point • There is a single reading frame maintained throughout the proce ...
1 Confusion from last week: Purines and Pyrimidines
... Adequate -G must be coupled to reactions that don't occur spontaneously (most of biology). – Too little energy, and necessary reactions don't occur – Too much energy, and bonds inside important molecules (e.g. ...
... Adequate -G must be coupled to reactions that don't occur spontaneously (most of biology). – Too little energy, and necessary reactions don't occur – Too much energy, and bonds inside important molecules (e.g. ...