Skachat Besplatno Prezentatsii Po Biologii 7 Klass Briukhonogie Molliuski Link

Evolutionarily lost their shells to move into tight spaces.

Include a labeled drawing of the Radula and the Internal Organs . Evolutionarily lost their shells to move into tight spaces

Part of the food chain; decomposers of organic matter. For Humans: Food source: Escargot (snails). Pests: Slugs damage agricultural crops. Medicine: Source of mucus for cosmetics and research. Evolutionarily lost their shells to move into tight spaces

Provides protection; can be coiled (right or left-handed) or reduced (as in slugs). 📂 Slide 3: Internal Anatomy Evolutionarily lost their shells to move into tight spaces

Features eyes and one or two pairs of tentacles (sensory organs).

A broad, flat sole used for crawling via muscular waves.