Answer:
2. Worm Y reproduces sexually, which gives it genetic variation.
Polar bears float on ice floes to hunt for food.
Answer:
Abiotic factors are the non-living components of the ecosystem, including its chemical and physical factors.
<em><u>Hope</u></em><em><u> this</u></em><em><u> helps</u></em><em><u>.</u></em>
Answer:
<h3>... :-!...................nose...........</h3>
