pigment inBiology topic From Longman Dictionary of Contemporary English pig‧ment/ˈpɪɡmənt/noun[countable, uncountable]anaturalsubstancethat makesskin, hair, plants etc a particular colourMelanin is the dark brown pigment of the hair, skin and eyes.The artist Sandy Lee usesnatural pigme...
1. Any material from which adye, a paint, or the like, may be prepared; particularly, the refined and purified colouring matter ready for mixing with an appropriatevehicle. 2. (Science: physiology) Any one of the colouredsubstancesfound inanimalandvegetabletissuesand fluids, as bilirubin, urob...
In biology, the term "pigment" is defined somewhat differently, where a pigment refers to any colored molecule found in a cell, regardless of whether or not it is soluble. So, although hemoglobin,chlorophyll, melanin, and bilirubin (as examples) don't fit the narrow definition of pigment in...
The meaning of ACCESSORY PIGMENT is any of various pigments (such as carotenoids and phycobilins) that are found in photosynthetic cells and absorb light of wavelengths not absorbed by chlorophyll a. How to use accessory pigment in a sentence.
From: Current Opinion in Chemical Biology, 2020 About this pageSet alert Also in subject areas: Chemistry Medicine and Dentistry Nursing and Health ProfessionsDiscover other topics On this page Definition Chapters and Articles Related Terms Recommended Publications Chapters and Articles You might find the...
Definition Chapters and Articles Related Terms Recommended Publications Featured Authors Chapters and Articles You might find these chapters and articles relevant to this topic. Chapter Retina Retinal Pigment Epithelium The RPE consists of a single layer of pigmented cells, as previously discussed. There ...
3. This requires both sides of the equation to be normalised: since, by definition, the response at birth must be zero, but irradia tion is not, it is convenient to plot and to nor malise changes in retinal irradiation. The data represent the left-hand side of eq. 3: how is...
At the beginning of the twenty-first century, the emergence of “omics” techniques greatly improved our understanding of natural biological systems. Based on these knowledge treasures, synthetic biology came into the forefront, whereby engineering principles were employed to design and reconstruct novel...
definition in the pellicle include Tyr1 enzyme orl-DOPA leaking from cells (for example via cell lysis), ortyr1expression leading to reduced cell growth and density in blue-light-exposed regions. Most of these factors could be addressed by decreasing backgroundtyr1expression from the target ...
Define pigment granules. pigment granules synonyms, pigment granules pronunciation, pigment granules translation, English dictionary definition of pigment granules. n. 1. A small grain or pellet; a particle. 2. Geology A rock or mineral fragment larger t