1. The changeable arrangement works apart of all added sytems
2. the digetive systems break down aliment to simple molecules for administration to al physique cells
3. Administration of tasks to altered agency systems creates accurate ability of all physique cells
4. The alien abuttals is a attached film that encloses its contents

Answers :2, email if u wish the details

Answers :2

Systems don't plan independently, appealing abundant aggregate is controlled by the academician except your affection beats by itself even if it is taken out of the body.

Answers :either 2 or 3 they both complete appropriate : /

its absolutely simple: if habitats die it leaves beneath breadth for those animals to live. If they lose abode they may move into areas with added predators and get eaten. Also they could abjure with the accident of food.