Question

color the homologous bones the same color.
bird
humerus
ulna
radius
carpals
metacarpals
phalanges
seal
humerus
radius
ulna
carpals
metacarpals
phalanges
bat
humerus
carpals
radius
ulna
metacarpals
phalanges
human
humerus
radius
ulna
carpals
metacarpals
phalanges

Explanation:

Homologous bones are structures with the same evolutionary origin, even if they have different functions. The task is to group identical bone types across all organisms and assign one color per group.

1. Humerus: Upper arm bone present in all 4 organisms.
2. Ulna: Forearm bone present in all 4 organisms.
3. Radius: Forearm bone present in all 4 organisms.
4. Carpals: Wrist bones present in all 4 organisms.
5. Metacarpals: Hand/forelimb mid-bones present in all 4 organisms.
6. Phalanges: Finger/toe bones present in all 4 organisms.

Answer:

• Color all labeled Humerus bones (Bird, Seal, Bat, Human) the same color.
• Color all labeled Ulna bones (Bird, Seal, Bat, Human) the same color.
• Color all labeled Radius bones (Bird, Seal, Bat, Human) the same color.
• Color all labeled Carpals bones (Bird, Seal, Bat, Human) the same color.
• Color all labeled Metacarpals bones (Bird, Seal, Bat, Human) the same color.
• Color all labeled Phalanges bones (Bird, Seal, Bat, Human) the same color.