42 results found

Search Results for: error

Technical error

technical error That component of experimental error that is due to the conduct of the experiment and in principle estimated... Read More

Nonsense mutation

A nonsense mutation is the type of point mutation that renders the translation process useless by coding for a stop/nonsense... Read More

Frameshift mutation

Define Frameshift Mutation What is a frameshift mutation? In biology, insertions or deletions of nucleotides in the coding... Read More

Reliability coefficient

Definition noun (statistics) A quantitative expression of the reliability or consistency in the measurement of test scores,... Read More

Neurology of Illusions

As mentioned in the previous tutorial, Human Perception, illusions can be caused by mental disorders or misreading of the... Read More

Insight learning

Definition noun A type of learning that uses reason, especially to form conclusions, inferences, or judgments, to solve a... Read More

Color Atlas & Synopsis of Clinical Dermatology

Color Atlas & Synopsis of Clinical Dermatology     ... Read More

Homeostatic Mechanisms and Cellular Communication

Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory... Read More

Deoxyribonucleic acid

Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More

Mutation

A mutation is a permanent, heritable change in the nucleotide sequence or the process by which such a change occurs in a... Read More

Inheritance and Probability

Reviewed by: Mary Anne Clark, Ph.D. Gregor Mendel, an Austrian monk, is most famous in this field for his study... Read More

Chromatids

Chromatid Definition Chromatids are found inside our cells. Chromatids are condensed chromosomes distinguishable during... Read More

How cell fixes DNA damage

DNA repair strategies DNA is crucial to life. It carries the fundamental blueprint for the proper functioning of a cell.... Read More

Silent mutation

A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More

Uridine monophosphate

Definition noun plural: uridine monophosphates (biochemistry) A nucleotide composed of uracil, ribose and a phosphate... Read More

Thymidine triphosphate

Definition noun plural: thymidine triphosphates (biochemistry) A nucleotide composed of thymine, deoxyribose and three... Read More

Selective Breeding

Reviewed by: Mary Anne Clark, PhD Thousands of years before Darwin proposed evolution by natural selection and... Read More

Thymidine diphosphate

Definition noun plural: thymidine diphosphates (biochemistry) A nucleotide composed of thymine, deoxyribose and two... Read More

Thymidine monophosphate

Definition noun plural: thymidine monophosphates (biochemistry) A nucleotide composed of thymine, deoxyribose and a... Read More

Trehalose

Definition noun plural: trehaloses tre·ha·lose, loʊs A disaccharide made up of two α-glucose molecules, and serves as... Read More

Nucleobase

Definition noun plural: nucleobases (biochemistry) The base in the nucleic acid, e.g. purines and pyrimidines Details ... Read More

Erwin Chargaff

Quick Info (person) A biochemist known for his proposed Chargaff's rules that led to the discovery of the double helical... Read More

Polygenic inheritance

Polygenic inheritance refers to the kind of inheritance in which the trait is produced from the cumulative effects of many... 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

Hemolysis

The breakdown or catabolism of red blood cells or erythrocytes that result in the expulsion of hemoglobin and other... Read More

Metabolic pathway

Definition noun A series of chemical reactions catalyzed by enzymes and are connected by their intermediates, i.e. the... Read More

Myopia

Myopia (Science: ophthalmology) That error of refraction in which rays of light entering the eye parallel to the optic axis... Read More

Grow

Grow 1. To increase in size by a natural and organic process; to increase in bulk by the gradual assimilation of new matter... Read More

Limitation

1. The act of limiting; the state or condition of being limited; as, the limitation of his authority was approved by the... Read More

Thymine

Thymine Definition A thymine is a pyrimidine nucleobase in the DNA molecule that complementary pairs with adenine. It has a... Read More

Replicate

Definition noun Any from a set of copies or repetitions, especially of a laboratory or research procedure. verb To make an... Read More

Metaphase

Metaphase Definition Metaphase is the third phase of mitosis after prophase and before anaphase. Mitosis is the process by... Read More

Null hypothesis

Null Hypothesis Definition Null hypothesis is defined as “the commonly accepted fact (such as the sky is blue) and... Read More

Hypermetropia

Hypermetropia --> hyperopia farsightedness or hyperopia occurs when a refractive error in which light rays entering the... Read More

Genetic drift

Genetic Drift Definition What is genetic drift in simple terms? The simple definition of genetic drift ( also referred to... Read More

Uridine triphosphate

Definition noun plural: uridine triphosphates (biochemistry) A nucleotide composed of uracil, ribose and three phosphate... Read More

Sos repair

SOS repair A system that repairs severely damaged bases in dNA by base excision and replacement, even if there is no... Read More

Subunit

Definition noun, plural: subunits (general) A subdivision or a distinct component of a larger unit Supplement The word... Read More

Uracil

Definition noun plural: uracils u·ra·cil, ˈjʊərəsɪl (biochemistry) A pyrimidine nucleobase in RNA that... Read More

Pyrimidine

Definition noun plural: pyrimidines py·rim·i·dine, py·rim·i·dine A heterocyclic aromatic compound that presents as... Read More