Search Results for: extra
Extraterrestrial
Definition adjective (astronomy) Of, pertaining to, relating to, or occurring beyond the earth's... Read More
Chromatids
Chromatid Definition Chromatids are found inside our cells. Chromatids are condensed chromosomes distinguishable during... Read More
Extracellular
Definition adjective Occurring or being (situated) outside the cell or cells. Supplement For example, extracellular fluid is... Read More
Extracellular fluid
Definition noun The body fluid outside the cell composed of blood plasma, interstitial fluid, lymph and transcellular... Read More
Patau syndrome
Definition noun A genetic disorder caused by genetic changes in chromosome 13, such as an extra copy of chromosome 13... Read More
Triple-X syndrome
Definition noun A genetic condition in which a female has an extra X chromosome Supplement In humans, the sex chromosomes... Read More
Chromosome
Chromosomes Definition Chromosomes are thread-like structures present in the nucleus of plant and animal cells. Chromosomes... Read More
Klinefelter syndrome
Definition noun A genetic condition in a male characterized by the presence of at least one extra X chromosome Supplement In... Read More
Balanced diet
What is a balanced diet? What is the definition of a balanced diet? A nutritionally balanced diet fulfills all nutritional... Read More
Photosynthesis
Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More
Asexual reproduction
Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a type of reproduction that does not... Read More
Y chromosome
Y chromosome Definition The Y chromosome constitutes one member of the pair of sex chromosomes within an organism, a common... Read More
Plant Metabolism
Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More
Cell membrane
Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More
Adipose tissue
Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More
Fahraeus-lindqvist effect
Fahraeus-lindqvist effect The decrease in apparent viscosity that occurs when a suspension, such as blood, is made to flow... Read More
Light-independent reaction
The process of photosynthesis is a biological procedure in which plants produce oxygen and energy (sugar) by using light... 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
Shelfords Law of Tolerance
Definition noun It is a law stating that a certain organism’s survival and existence depend upon the multifaceted set of... Read More
Transposon
Definition noun, plural: transposons A small segment of DNA that is capable of replicating and inserting copies of DNA at... Read More
Transit peptide
Definition noun An extra peptide at the amino terminus of a nascent protein that prompts the transport mechanism of the cell... Read More
Prophase I
Organisms all use mitosis to create more cells in the body. Meiosis, a similar process, is used in some organisms to undergo... 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
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
Small-scale mutation
Definition noun, plural: small-scale mutations (genetics) A type of mutation characterized by a change of one or few... Read More
Blood Vessels Hold Key To Thicker Hair Growth
MGH researchers have succeeded in growing hair faster and thicker in mice, thanks to a protein that promotes blood vessel... Read More
Chromosomal inversion
Definition noun, plural: chromosomal inversions A chromosomal aberration wherein a segment of a chromosome is reversed... Read More
Growth and Plant Hormones
Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More