Such a dog could have a genetic make - up (genotype) that includes
the genes for other colors.
Then came the real test, determining whether the recessive yellow gene drove out dominant
genes for other colors.
Not exact matches
For example, mice have been given an extra
color vision
gene in the lab, and it has been shown that the protein manufactured by that
gene expands the scope of their vision by enhancing their ability to see longer - wavelength light without any
other changes in the brain.
A particular form of the
gene known as TPCN2,
for example, bestows brown hair in modern humans; any
other form means hair that's another
color.
The researchers discovered that changes in
genes involved in the interbrain (the site of the pineal gland and
other endocrine glands),
for color vision, hormones and the colorful dewlap that males bob to attract females, may contribute to the formation of boundaries between species.
They and their collaborators began to study black and gray wolves living in Yellowstone National Park, first looking
for differences in
genes known to influence
color in birds, mice, cattle, and
other animals.
If you look globally things are different because
for demographic reasons there will be an enormous increase in the proportion of Africans which will change the world's genetic balance
for skin
color and
other genes; but within the developed world so far this has had little effect.»
In addition to offering genetic testing services
for the detection of
color genes and of targeted canine diseases, VetGen offers
other valuable services.
If one of the parents carried — let's say
for example — the dominant brindle
gene instead, the pup could be either solid blue, brindle (brownish with streaks of
other colors), or even pied (large white patches).
Although many
other colors of dogs exist, their versions of
genes that code
for those
colors are not going into this new breed.
The mutation of the MLPH
gene which is responsible
for dilute
color in a number of
other breeds is present in the Aussie.
Information on FCI and
other standards, the significance of
color in Cotons, and the need
for promoting healthy bloodlines to maintain a vigorous
gene pool.
White cats have white coats because the
gene for white fur trumps all
other potential
colors.
This breed also carries the
gene for heterochromatic eyes, in
other words, eyes of different
colors.
Painters such as Kenneth Noland, Helen Frankenthaler, Dan Christensen, Sam Francis, Larry Zox, Ronnie Landfield, Larry Poons, Jules Olitski,
Gene Davis, Ronald Davis, Sam Gilliam and
others successfully used water - based acrylics
for their new stain,
color field paintings.
During the early to mid-1960s
Color Field painting was the term
for the work of artists like Anne Truitt, John McLaughlin, Sam Francis, Sam Gilliam, Thomas Downing, Ellsworth Kelly, Paul Feeley, Friedel Dzubas, Jack Bush, Howard Mehring,
Gene Davis, Mary Pinchot Meyer, Jules Olitski, Kenneth Noland, Helen Frankenthaler, Robert Goodnough, Ray Parker, Al Held, Emerson Woelffer, David Simpson, and
others whose works were formerly related to second generation abstract expressionism; and also to younger artists like Larry Poons, Ronald Davis, Larry Zox, John Hoyland, Walter Darby Bannard and Frank Stella.