W = white (W dominant over w) (WW lethal) (W overrides all other pigments/patterns/colors). G = gray (G dominant over g) (G overrides all other pigments/patterns/colors except for white (W). E = extension red/black (E dominant over e) A = Agouti black restriction (A dominant over a) C = Cremello (C co-dominant with Ccr to dilute) D = Dun (D dominant over d) A bay horse has red and black hairs, with black restricted to points. E: extension locus (E-black (dominant), e-red, EE-black pigment, Ee-black pigment, ee-red pigment (horse is chestnut)) A: Agouti locus (A-restricts black to points on the mane, tail, legs only (dominant), a-no restriction, AA-restriction (horse is bay), Aa-restriction (horse is bay), aa-no restriction (horse is black), if horse is ee (red/chestnut)-there is no black to restrict! Dilution (cream) gene: C or Ccr, CC-no dilution, CCcr-single dilution, CcrCcr-double dilution. Dun gene: D or d, DD or Dd-dun, dd-no dun. Frame Overo: O or N, OO-Lethal White Foal Syndrome, ON-overo, NN-no overo pattern. Sabino: Sb1 or N, Sb1Sb1-maximal sabino, Sb1N-sabino possible, NN-no sabino pattern. Tobiano: T or N, TT or TN-tobiano pattern, NN-no tobiano pattern. Chestnut horse, no dilution: ee CC Palomino horse (Chestnut, 1 dilution): ee CCcr Cremello horse (Chestnut, 2 dilutions): ee CcrCcr 1) With the information given above, what color would each of these horses be? wwggEeAaCCdd wwggEEAaCCdd wwggeeAaCcrCdd wwggEeaaCCdd wwggEEaaCcrCcrdd wwGgEEAaCcrCcrDd wwggeeaaCCDd wwggEeaaCCdd NO NT
W = white (W dominant over w) (WW lethal) (W overrides all other pigments/patterns/colors).
G = gray (G dominant over g) (G overrides all other pigments/patterns/colors except for white (W).
E = extension red/black (E dominant over e)
A = Agouti black restriction (A dominant over a)
C = Cremello (C co-dominant with Ccr to dilute)
D = Dun (D dominant over d)
A bay horse has red and black hairs, with black restricted to points.
E: extension locus (E-black (dominant), e-red, EE-black pigment, Ee-black pigment, ee-red pigment (horse is chestnut))
A: Agouti locus (A-restricts black to points on the mane, tail, legs only (dominant), a-no restriction, AA-restriction (horse is bay), Aa-restriction (horse is bay), aa-no restriction (horse is black), if horse is ee (red/chestnut)-there is no black to restrict!
Dilution (cream) gene: C or Ccr, CC-no dilution, CCcr-single dilution, CcrCcr-double dilution.
Dun gene: D or d, DD or Dd-dun, dd-no dun.
Frame Overo: O or N, OO-Lethal White Foal Syndrome, ON-overo, NN-no overo pattern.
Sabino: Sb1 or N, Sb1Sb1-maximal sabino, Sb1N-sabino possible, NN-no sabino pattern.
Tobiano: T or N, TT or TN-tobiano pattern, NN-no tobiano pattern.
Chestnut horse, no dilution: ee CC
Palomino horse (Chestnut, 1 dilution): ee CCcr
Cremello horse (Chestnut, 2 dilutions): ee CcrCcr
1) With the information given above, what color would each of these horses be?
wwggEeAaCCdd
wwggEEAaCCdd
wwggeeAaCcrCdd
wwggEeaaCCdd
wwggEEaaCcrCcrdd
wwGgEEAaCcrCcrDd
wwggeeaaCCDd
wwggEeaaCCdd NO NT
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