459 results found

Search Results for: end

Blunt-end

Definition (general) The end part (of a body, of a leaf, of a petal, etc.) that has a dull or rounded edge. (molecular... Read More

Miniature end plate potential

miniature end plate potential (Science: physiology) small fluctuations (typically 0.5 mV) in the resting potential of... Read More

Cohesive end

Definition noun, plural: cohesive ends (molecular biology) A fragment of DNA (often produced by a staggered cut on the DNA... Read More

Blunt-end dna

Definition noun (molecular biology) A fragment of DNA resulting from the breaking of DNA molecule in which there are no... Read More

Sticky end

Definition noun, plural: sticky ends (molecular biology) A fragment of DNA (often produced by a staggered cut on the DNA... Read More

Independent Assortment

Independent Assortment Definition Independent assortment refers to the alleles or genes that sort into the newly formed... Read More

End-systolic volume

End-systolic volume The amount of blood in the ventricle at the end of the cardiac ejection period and immediately preceding... Read More

Appendix

Definition noun, plural: appendixes (1) (anatomy) A worm-shaped, vestigial process extending from the lower blind end of... Read More

End product repression

End product repression catabolite repression in which the catabolite is an end product of a particular... Read More

Light-dependent reaction

Many organisms, such as green plants, convert light energy into chemical energy through the mechanism of photosynthesis. In... Read More

End plate

End plate (Science: anatomy, physiology) The area of sarcolemma immediately below the synaptic region of the motor neuron in... Read More

Dendrite

Dendrite Definition Dendrites are the protoplasmic projections from the neuron cells that receive the electrochemical... Read More

Endoplasmic reticulum

Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More

End-point nystagmus

End-point nystagmus a jerky, physiologic nystagmus occurring in a normal individual when attempts are made to fixate a point... Read More

Distal end cutter

Distal end cutter (Science: dentistry, equipment) a special plier used to cut off the ends of your arch... Read More

End product

End product (Science: biochemistry) The final product of after a series of reactions with enzymes in a biochemical metabolic... Read More

Dead-end host

Dead-end host a host from which infectious agents are not transmitted to other susceptible... Read More

Plant Tissues

Plants are composed of three major organ groups: roots, stems, and leaves. As we know from other areas of biology, these... Read More

Meiosis

What is Meiosis? A simple definition of meiosis would be is this: meiosis is the process of cell division that results in... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... 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

Fermentation

Fermentation Definition What is fermentation? Fermentation is the breaking down of sugar molecules into simpler compounds... Read More

Ectoplasm

Definition Of Ectoplasm The peripheral part of the cytoplasm which is clear, gel-like, rigid, and agranular part is known... 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

Axon

What Is Axon? An axon is a thin, long fiber of a nerve cell (or neuron). It transmits electrical impulses from the cell... Read More

Phosphodiester bond

Phosphodiester Bond Definition Phosphodiester bonds are the backbone of the strands of nucleic acid present in the life... Read More

Precursor mRNA

Definition noun plural: precursor mRNAs An immature or incompletely processed mRNA molecule in eukaryotes that needs to be... Read More

Termination

Definition noun (general) The process, act, or state of terminating (biochemistry) A process in which the mRNA synthesis... Read More

Chromosomal mutation

Every living thing is made up of DNA. Our DNA is what makes us unique and different in the world. Our DNA is made up of... Read More

Recombination DNA repair

Recombination DNA Repair Definition Recombination DNA repair is a biological reparative process in response to DNA damage... Read More

Plant Metabolism

Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More

Anaerobic respiration

Anaerobic Respiration Definition What is anaerobic respiration? Anaerobic (cellular) respiration is a respiratory process... Read More

Internal urethral sphincter

Definition noun The urethral sphincter made up of smooth muscle cells found at the inferior end of the urinary bladder and... Read More

Chemical Composition of the Body

In order to fully understand the mechanisms of human physiology, it is important to have an understanding of the chemical... Read More

Vermiform appendix

Definition noun, plural: vermiform appendixes (anatomy) A worm-shaped, vestigial process extending from the lower blind end... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Cellular respiration

Cellular Respiration Definition What is cellular respiration in simple terms? Cellular respiration can be defined simply as... Read More

Microtubule

Microtubule Definition noun plural: microtubules mi·cro·tu·bule, mī'krō-tū'byūl A cytoplasmic tubule made up of... Read More

Why Is The Mary River Turtle Endangered

The Mary River Turtle  (Elusor macrurus) has been named recently as one of the species on the brink of extinction. That is... Read More