Search Results for: mosaic
Fluid mosaic model
Fluid Mosaic Model Definition What is the fluid mosaic model? The fluid mosaic model is a three-dimensional representation... Read More
Tobacco mosaic virus
Definition noun, plural: tobacco mosaic viruses A mosaic virus belonging to genus Tobamovirus that causes mottling and... Read More
Mosaic disease
Definition noun An infectious disease in plants characterized by the speckled appearance in leaves due to mottling and... Read More
Habitat mosaic
Definition noun An area or site comprised of multiple habitat types. Supplement A habitat mosaic can be formed through an... Read More
Mosaic egg
mosaic egg (Science: biology) at one time a distinction was drawn between those organisms in which the egg seemed to have a... Read More
Plasma membrane
Do all cells have a plasma (or cell) membrane? Yes, all cells have a biological membrane that separates the protoplasm from... Read More
Selectively-permeable membrane
Selectively Permeable Membrane Definition We can define selectively permeable membranes as those that are selectively... 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
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
Chromosome
Chromosomes Definition Chromosomes are thread-like structures present in the nucleus of plant and animal cells. Chromosomes... 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
Biological Cell Introduction
It only takes one biological cell to create an organism. In fact, there are countless species of single-celled organisms,... 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
Transposon
Definition noun, plural: transposons A small segment of DNA that is capable of replicating and inserting copies of DNA at... Read More
Integral protein
Definition noun, plural: integral proteins A protein molecule or protein assembly permanently attached in biological... Read More
Phospholipid bilayer
Definition noun The two layers of phospholipids arranged in such a way that their hydrophobic tails are projecting inwards... Read More
Peripheral membrane protein
Definition noun, plural: peripheral membrane proteins A protein that temporarily adheres to the biological membrane, either... Read More
Intrinsic protein
Definition noun, plural: intrinsic proteins Any of the group of integral membrane proteins that facilitate specific... Read More
Selective permeability
Definition noun A feature and a function of the plasma membrane that is essential to maintain homeostasis by regulating the... Read More
Extrinsic protein
Definition noun, plural: extrinsic proteins A membrane protein that partially span the membrane, and is attached either to... Read More
Membrane protein
Definition noun, plural: membrane proteins A type of protein that is attached to, or associated with, a biological... Read More
Heat-labile
Definition adjective Likely to be altered or degradation when subjected to heat Supplement In chemistry, the lability of a... Read More
Tigroid retina
tigroid retina --> tessellated fundus A normal fundus to which a deeply pigmented choroid gives the appearance of dark... Read More
Xxy syndrome
XXY syndrome --> klinefelter's syndrome (Science: syndrome) A condition characterised by small testes with hyalinization... Read More
Integral membrane protein
Definition noun A protein molecule (or assembly of proteins) that is permanently attached or firmly anchored in the plasma... Read More