(Jon of the Clue Crew cuts a dashing figure in his lab coat.)  The reaction that makes human skin tan & the reaction that turns a cut fruit brown are catalyzed by the same one of these, called tyrosinase
576776
The Tanning Process  Sample Tanning Forms ... Human skin is composed almost entirely of water and organic molecules. ... The cells involved primarily in the tanning process are called melanocytes. ... and UVB radiation through a chemical reaction darkening the pigmentation of the skin. ... The first one is immediate pigment darkening (IPD).
576777
Tanning > The Risks of Tanning - FDA  Oct 14, 2015 ... Sunburn; Sun Tan; Premature Aging/Photoaging; Skin Cancer; Actinic or ... also called erythema, is one of the most obvious signs of UV exposure and skin damage. ... At the same time, the damaged skin cells release chemicals that send ... The increase in skin pigment, called melanin, which causes the tan...
576778
jeopardy/1114_Qs.txt at master  jedoublen/jeopardy  GitHub  Number: 26. BOBBLEHEAD REVISITED | Current job of the actor who played the character seen ..... Jon of the Clue Crew cuts a dashing figure in his lab coat.) The reaction that makes human skin tan & the reaction that turns a ... cut fruit brown are catalyzed by the same one of these, called tyrosinase | an enzyme.
576779
Why Does the Body Tan? - Live Science  Feb 13, 2013 ... Tanning is the body's natural shield against uv rays. ... Exposure to ultraviolet rays causes certain skin cells to produce the ... But it appears that only humans will risk their skins for a little extra surface pigment. ... These Dogs Are Living The Dream! ... No Pill Can Stop Tinnitus but (1) Weird "Trick" Can.
576780
Sun tanning - Wikipedia  Sun tanning or simply tanning is the process whereby skin color is darkened or tanned. It is most often a result of exposure to ultraviolet (UV) radiation from sunlight or from artificial sources, such as a tanning lamp. People who deliberately tan their skin by exposure to the sun engage in a .... A person's natural skin color affects their reaction to exposure to the sun.
24500
Center for Bioloigical Physics Blog | The Center for Biological Physics  Dec 15, 2013 ... We will find that, just as Sherlock Holmes observed that there's a scarlet thread of murder running through the colorless skein of life..., there's an ... work which they derisively called Schmierenchemie  grease chemistry. ... Today, we have lived with the notion of gigantic molecules for so long that it may...
12459
Propanethial S-oxide - The Lachrymatory Factor in Onions ...  It is well known that people 'cry' when chopping onions but why is this so? ... an irritant that causes the eyes to fill with tears without damaging them. ... to form sulfuric acid, causing the burning and itching sensations that accompany the tears. ... These products are the precursors for a variety of compounds that form the...
415552
The Man Who Changed His Skin | American History Lives at ...  The name of both was John Howard Griffin, and the journey he began that ... For four weeks Griffin, his skin chemically darkened, posed as an itinerant black. ... Their faces haunted him: he never forgot the encounter with racism. ... From Paris Griffin went to the Abbey of Solesmes, to research medieval church music.
236270
The science of FRECKLES | Daily Mail Online  Apr 11, 2016 ... These cells respond to sunlight, which darkens the skin and creates a ... This is why babies are never born with freckles -they might be there, ... such as lentigines, which form because some people contain more melanocytes in their skin. .... The universe's 'evil eye': Bizarre shape is spotted as two galaxies...
368865
___ oxide (sunscreen compound), 4 letter, crossword  ___ oxide (sunscreen compound). Else clues ... An element.  Atomic number 30.  Battery ... Denture cream ingredient, often ... Element used to treat diaper rash.
101921
Trivia from joe-ks.com  This substance found in the cell walls of plants and trees is used to make ... This refers to a thick cream soup often made with lobster, or a type of unglazed china.
454018
Why Do Crustaceans Turn Reddish-Orange When Cooked?  Dec 1, 2008 ... ... lobster, shrimp, crab, crawfish, and other crustaceans turn a bright orange-red when cooked? No, they aren't blushing from embarrassment.
124927
Vitiligo - National Institute of Arthritis and Musculoskeletal and Skin ...  Vitiligo (vit-ill-EYE-go) is a pigmentation disorder in which melanocytes (the cells that make pigment) in the skin are destroyed. As a result, white patches appear on the skin in different parts of the body. ... The hair that grows on areas affected by vitiligo sometimes turns white.
24177
jeopardy/161_Qs.txt at master  jedoublen/jeopardy  GitHub  IT'S A JOB | Dark forearms from wearing a T-shirt are often called this rural occupation's "tan" | farmer. right: Mark .... AR"T" | Critics called the work of this British painter "a glaring extravagant daub" & "colouring run mad" | Turner. right: Mark.
122140
Exogen hair characterization in human scalp. - NCBI  Skin Res Technol. ... This phase leads to the release of the telogen club and results in hair ... We characterized differences between anagen, catagen, telogen and ... Furthermore, we documented all known hair-cycle stages with the ... CONCLUSION: Exogen hair can be sampled specifically from the human scalp with a new...
199914
J! Archive - Show #3349, aired 1999-03-11  They're the 2 common abbreviations indicating before noon & afternoon .... Natural hair color comes from this pigment deposited in the hair cells as they form...
414387
How to Prevent Sliced Fruit From Turning Brown | Healthy Ideas for ...  To prevent sliced fruit from turning brown, you can use 4 different solutions ... Soda water actually beat lemon juice in appearance, flavor and texture, but not nutritionally. ... Also, citric acid isn't super cheap and you typically don't have it around the ... The cons are that these apples did turn brown (not as brown as adding...
402922
rennin | enzyme | Britannica.com  Apr 7, 2016 ... Rennin, also called chymosin, protein-digesting enzyme that ... only in the fourth stomach of cud-chewing animals, such as cows. ... In animals that lack rennin, milk is coagulated by the action of pepsin as is the case in humans ... These classes of enzymes are also produced in milk by microbiological action...
31827
Napoleon's Buttons  chosen those compounds we found the most interesting for both their ... chemical structure of some molecules has changed what we eat, what ... somehow special, that they contained an essence of life even though it ...... ascorbic acid, vitamin C, can be synthesized in a laboratory or factory; ...... In 1853, the Dutchman.
415461
What makes red wine, red? | Winestyr | Buy Wine Online | Wine Gift  Sep 16, 2013 ... Red wine gets its color from contact with skins during fermentation - a process called maceration. Become a wine expert (part 7) - So you're saying red grapes ... Many people believe that red wine comes from red grapes and...
450782
Why does chopping an onion make you cry? (Everyday Mysteries ...  Onions produce the chemical irritant known as syn-propanethial-S-oxide. It stimulates the eyes' lachrymal glands so they release tears. Scientists used to blame the enzyme allinase for the instability of substances in a cut onion. ... The synthase enzyme converts the amino acids sulfoxides of the onion into sulfenic acid.