Build a Bear Data SheetMomma Bear: Papa Bear:

Baby Bear: Gender: Male Female

Trait Momma Bear Gene Papa Bear Gene Genotype Phenotype

Face Shape (F)

Facial Hair Color (H)

Chin (C)

Fur Color (W, R, B)

Fur Length (L)

Paw Size (P)

Eye Color (A, B, C)

Eye Distance (E)

Eye Size (L)

Eye Shape (S)

Teeth Color (T)

Teeth Size (T)

Mouth Size (M)

Lip Size (L)

Nose Length (N)

Nostril Distance (N)

Nostril Size (N)

Ear Shape (E)

Ear Distance (D)

Ear Size (S)

Ear Fur Color (C)

Bear Necessities (Genetic Traits)

Face Shape:FF – Heart Ff – Inverted Triangleff – Square Facial Hair ColorHH – Same Fur ColorHh – Lighter Fur Colorhh – Darker FurChin ShapeCC – Aligned w/ Top LipCc – Smaller than Top Lipcc – OverbiteFur Color6 Dominate traits Black5 Dominate traits Dark Brown4 Dominate traits Brown3 Dominate traits Light Brown2 Dominate Traits Red1 Dominate Trait Grey0 Dominate Traits White

Fur LengthLL – LongLl – Mediumll – ShortPaw SizePP – LargePp – Mediumpp – SmallEye Color6 Dominate traits Black5 Dominate traits Dark Brown4 Dominate traits Brown3 Dominate traits Light Brown2 Dominate Traits Blue1 Dominate Trait Green0 Dominate Traits Yellow

Eye DistanceEE – Far ApartEe – Mediumee – close togetherEye SizeLL – LargeLl – Mediumll – smallEye ShapeSS – RoundSs – Ovalss – rectangle

Teeth ColorTT- WhiteTt- Pale Yellowtt – dark yellowTeeth SizeTT – LongTt – Mediumtt – shortMouth SizeMM – LargeMm – Mediummm – SmallLip SizeLL – LargeLl – Mediumll – SmallNose LengthNN – LongNn – Mediumnn – ShortNostril DistanceNN – WideNn – Mediumnn – Close Nostril SizeNN – LargeNn – Mediumnn – SmallEar ShapeEE – RoundEe – Triangleee – FlatEar DistanceDD – WideDd – Mediumdd – CloseEar SizeSS – LargeSs – Mediumss – SmallEar Fur ColorCC – Same as FaceCc – Same as Facecc – Darker than Face

SMARTER THAN THE AVERAGE BEAR

Conclusion Questions

1. Heredity is the passage of genetic instruction (Genotypes) from one generation to the next generation. Choose five random Baby Bear traits (Phenotypes). Determine if the traits (phenotypes) were passed on by Momma or Papa Bear’s genetic coding (genotypes). Circle the more dominate Bear.

Trait Momma Bear Papa Bear____________________ ____________________ ________________________________________ ____________________ ________________________________________ ____________________ ________________________________________ ____________________ ________________________________________ ____________________ ____________________

2. There are eight bear species in the world. Analyze the characteristics of your baby bear phenotype. Determine which species Baby bear is from through genotype heredity. Explain. (Hint: N. American Black Bear, Brown Bear, Polar Bear, Asiatic Bear, Andean Bear, Panda Bear, Sloth Bear, and Sun Bear) ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

3. Bears are placental sexual reproducers. What are two advantages of this type of reproduction? What are two disadvantages of this type of reproduction?

Advantage Disadvantage____________________ ________________________________________ ____________________

4. Compare the results of (Sexual) unique genetic coding to (Asexual) uniform genetic coding.Sexual Asexual

5. What type of cells does Momma Bear use to create Baby Bear? _________________________

6. What type of cells does Papa Bear use to create Baby Bear? _________________________

7. Analyze the sequence below. Circle the term that is out of order?

Nucleus DNA Chromosomes Gene

North American Black Bear

Brown Bear

Polar Bear

Asiatic Bear

Andean Bear

Panda Bear

Sloth Bear

Sun Bear