General Biology: Definitions and explanations page 8 PDF | Download eBooks
Learn general biology terms with definitions and explanations, biology terminologies (Page 8) for biology degree programs.
- What is Heat shock proteins?
Heat shock proteins are a family of proteins that are produced by cells in response to ... - What is Heat?
The energy transferred between two substances at different temperatures is called heat. heat is usually measured ... - What is Helicase?
Several enzymes participate in the dna replication process including helicase. these are one of the important ... - What is Hemoglobin?
Hemoglobin is the iron-containing oxygen-transport metalloprotein in the red blood cells (erythrocytes) of almost all vertebrates. ... - What is Hemolymph?
Hemolymph, or hemolymph, is a fluid, analogous to the blood in vertebrates, that circulates in the ... - What is Hemophilia?
Hemophilia is a bleeding disorder that slows the blood clotting process. people with this condition experience ... - What is Hepatic portal vein?
The portal vein or hepatic portal vein is a blood vessel that carries blood from the ... - What is Herbivores?
A herbivore is an animal anatomically and physiologically adapted to eating plant material, for example foliage ... - What are Hermaphrodites?
A hermaphrodite is an organism that has complete or partial reproductive organs and produces gametes normally ... - What is Hermaphroditism?
A hermaphrodite is an any living organism that has incomplete reproductive organs or may have reproductive ... - What is Heterochromatin?
Heterochromatin is a tightly packed form of dna or condensed dna, which comes in multiple varieties. ... - What is Heterochrony?
In evolutionary developmental biology, heterochrony is a developmental change in the timing or rate of events, ... - What is Heterokaryon?
A heterokaryon is a multinucleate cell that contains genetically different nuclei. ... - What are Heterotrophs?
A heterotroph is an organism that cannot manufacture its own food by carbon fixation and therefore ... - What is Heterozygote advantage?
A heterozygote advantage describes the case in which the heterozygous genotype has a higher relative fitness ... - What is Heterozygous?
Heterozygous is a diploid organism when at a particular gene locus has two different alleles (one ... - What is Hibernation?
Hibernation is a state of inactivity and metabolic depression in endotherms. hibernation refers to a season ... - What is High density lipoprotein?
High-density lipoprotein is one of the five major groups of lipoproteins. they are typically composed of ... - What is Highly conserved?
Sequences or features that have remained the same over a long period of time are said ... - What is Histamine?
Histamine is an organic nitrogenous compound involved in local immune responses, as well as regulating physiological ... - What is Histone?
Histones are highly alkaline proteins found in eukaryotic cell nuclei. these are not usually seen in ... - What is Homeostasis?
Homeostasis is the state of steady internal physical and chemical conditions maintained by living systems. this ... - What is Homeotherm?
Warm-blooded animal species can maintain a body temperature higher than their environment. in particular, homeothermic species ... - What are Homeotic genes?
Homeotic genes are genes which regulate the development of anatomical structures in various organisms such as ... - What are Hominins?
Hominins are any species of early human that is more closely related to humans than chimpanzees, ... - What are Homologous structures?
A homologous structure is an example of an organ or bone that appears in different animals, ... - What are Homologs?
Homologs is another name for homologous chromosomes. it is a pair of chromosomes having the same ... - What is Homology?
Homology is the existence of shared ancestry between a pair of structures, or genes, in different ... - What are Homoplasies?
A homoplasy is a character shared by a set of species but not present in their ... - What is Homozygous?
Homozygous is a word that refers to a particular gene that has identical alleles on both ... - What is Horizontal gene transfer?
Horizontal gene transfer or lateral gene transfer is the movement of genetic material between unicellular and/or ... - What are Hormones?
Hormones are distinct chemical messengers in the body that are formed in the endocrine glands and ... - What is Host range?
Host range is all the organisms of the hosts that a virus can infect. the host ... - What is Host?
Host is the usually the larger organism in the symbiosis and provides food and nourishment to ... - What is Human Immunodeficiency Virus?
Hiv virus has an elaborate pathogenesis. once introduced into the body, hiv infects helper t cells ... - What is Human Nervous System?
The nervous system is a very intricate part of an animal that manages its actions and ... - What is Humoral immune response?
Humoral immunity refers to antibody production and the accessory processes that accompany it. basically humoral immunity ... - What is Humus?
Humus denominates the fraction of soil organic matter that is amorphous and without the "cellular cake ... - What is Hybrid zone?
Hybrid zones are areas where the hybrid offspring of two divergent taxa are prevalent and there ... - What is Hybridization?
When plants of different varieties are bred together, the process is termed is hybridization. this is ... - What is Hydration shell?
A solvation shell is the solvent interface of any chemical compound or biomolecule that constitutes the ... - What are Hydrocarbons?
Hydrocarbon is an organic compound consisting entirely of hydrogen and carbon. hydrocarbons are examples of group ... - What is Hydrogen bond?
The bond that is formed between a hydrogen atom that shares the electron with any atom ... - What is Hydrolysis?
The term hydrolysis can be used for electrochemical as well as biological reactions. hydrolysis reaction occurs ... - What is Hydrophobic?
Any substance that repels water or is not dissolved in water. hydrophobic molecules tend to be ... - What is Hydroponic culture?
Hydroponics is a method of growing plants in a water based, nutrient rich solution. hydroponics does ... - What are Hydrothermal vents?
A hydrothermal vent is a fissure on the seafloor from which geothermally heated water issues. hydrothermal ... - What is Hypersensitive response?
The hypersensitive response (hr) is a mechanism, used by plants, to prevent the spread of infection ... - What is Hypertension?
Hypertension is yet another contributor to heart attack and stroke. according to one hypothesis, chronic high ... - What is Hypertonic?
Hypertonic refers to a solution with higher osmotic pressure than another solution. in other words, a ... - What is Hypothalamus?
The hypothalamus is a portion of the brain that contains a number of small nuclei with ... - What is Hypothesis?
A hypothesis is a proposed explanation for a phenomenon. for a hypothesis to be a scientific ... - What is Hypotonic?
Any body that has higher osmotic pressure as the other body. there will be net movement ... - What is Imbibition?
Imbibition is a special type of diffusion when water is absorbed by solids-colloids causing an enormous ... - What is Immune and lymphatic system?
Body defense (fighting infections and cancer). ... - What is Immune rejection?
A good example of immune rejection is the skin transplanted from one person to a genetically ... - What is Immune system?
The immune system is a host defense system comprising many biological structures and processes within an ... - What is Immunization?
Immunization is the process by which an individual's immune system becomes encouraged or strengthens against an ... - What is In situ hybridization?
In situ hybridization (ish) is a type of hybridization that uses a labeled complementary dna, rna ... - What is In vitro mutagenesis?
In vitro mutagenesis is a site-directed mutagenesis allows various types of directed changes to be made ...