Wool and silk are special proteins. Cotton and linen are cellulose. Some insects can digest wool and silk, cows and horses and many microorganisms transfer cellulose into sugar. Soil is extremely rich in microorganisms. The following experiment will answer the question: ....ob sie Fasern aus Kleidungsstoffen abbauen können und wenn ja, welche?

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Materials
Tray, 2 joghurt beakers, Multifiber 6, sheep wool, soil.

Experiment
1. M
Observations
1. In
Explanation
1.