Planarians are a group of , free-living flatworms that capture their food via a process of wrapping around it, entangling it in slime, and pinning it down before a extends from the mouth, bringing the prey into a gastrovascular cavity where digestion occurs.

Explanation:

Planarians are a group of Turbellaria, free-living flatworms that capture their food via a process of wrapping around it, entangling it in slime, and pinning it down before a prey into a gastrovascu lar cavity where free-living flatworms that capture extends from the mouth, bringing the prey into a gastrovascular cavity where free-living flatworms that capture extends from the mouth, bringing the digestion occurs.

b is dominant over the allele for the white fur.