Search Results for: ribosome
Ribosomal ribonucleic acid
Definition noun plural: ribosomal ribonucleic acids ri•bo•so•mal ri•bo•nu•cle•ic ac•id, ˈraɪ... Read More
Translation
Translation, in general, is the conversion of something into another form, such as a word from one language to another. But... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Ribonucleic acid
Ribonucleic Acid Definition noun (uncountable), ribonucleic acids ri·bo·nu·cle·ic ac·id, raɪboʊnjuːkliːɪk... Read More
Endomembrane system
Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More
Transfer ribonucleic acid
Definition noun plural: transfer ribonucleic acids trans•fer ri•bo•nu•cle•ic ac•id, ˈtɹænsfɝ... Read More
Genetic Information and Protein Synthesis
Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More
Protein synthesis
Protein synthesis is the process of creating protein molecules. In biological systems, it involves amino acid synthesis,... Read More
Prokaryote
Prokaryote refers to any of the group of living organisms primarily characterized by the lack of a true nucleus and other... Read More
Messenger ribonucleic acid
Definition noun plural: messenger ribonucleic acids mes•sen•ger ri•bo•nu•cle•ic ac•id, ˈmɛ.sɪn.dʒəɹ... Read More
Ribosomal DNA
Definition noun DNA sequence that codes for ribosomal RNA Supplement Ribosomal DNA is the sequence of DNA that codes for... Read More
Frameshift mutation
Define Frameshift Mutation What is a frameshift mutation? In biology, insertions or deletions of nucleotides in the coding... Read More
Initiation
Definition noun (general) The beginning of a state or of a process; the act of initiating Supplement In general sense, the... Read More
Eukaryotic cells
Eukaryotic Cells Definition What is a eukaryotic cell? Eukaryotic cells refer to the cells of (or derived from) eukaryotes,... Read More
Nucleic acid
Nucleic Acid Definition A nucleic acid refers to any of the group of complex compounds consisting of chains of monomers of... Read More
Elongation
Definition noun (general) The state, act, or process of lengthening Supplement In general, the term elongation refers to the... Read More
Termination
Definition noun (general) The process, act, or state of terminating (biochemistry) A process in which the mRNA synthesis... Read More
Gene Regulation in Eukaryotes
Reviewed by: Mary Anne Clark, Ph.D. Eukaryotic Gene Structure In prokaryotes the DNA is located in the... Read More
Nucleoplasm
Definition noun plural: nucleoplasm nu·cle·o·plasm, ˈnjuːklɪəˌplæzəm (cell biology) The protoplasm of the... Read More
Signal sequence
Definition noun A sequence of amino acid residues bound at the amino terminus of a nascent protein during protein... Read More
Unicellular
Unicellular organisms are organisms consisting of one cell only that performs all vital functions including metabolism,... Read More
Rough endoplasmic reticulum
Rough Endoplasmic Reticulum Definition The rough endoplasmic reticulum (rough ER or rER) is a membrane-bound organelle... Read More
Proplastid
Definition noun, plural: proplastids A small, colourless organelle that gives rise to a plastid (e.g. chloroplast,... Read More
Role of Golgi Apparatus & Endoplasmic Reticulum in Protein Synthesis
Continued from the previous tutorial that introduces protein synthesis... mRNA and tRNA mRNA leaves the nucleus and enters... Read More
Protein Synthesis
If you have jumped straight to this page, you may wish to look at the previous tutorial about DNA, which gives background... Read More
Cell Structure
The interior of human cells is divided into the nucleus and the cytoplasm. The nucleus is a spherical or oval-shaped... Read More
Plant Cells vs. Animal Cells
Plant Cells Most cells are not visible with the naked eye. However, with microscopes of various types, plant cells can be... Read More
Animal cell
An animal cell is the fundamental functional unit of life of animals. It is also the basic unit of reproduction. Animal... Read More
Shine-dalgarno sequence
shine-dalgarno sequence A short stretch of nucleotides on a prokaryotic mRNA molecule upstream of the translational start... Read More