A shell is considered as biotic (living) because it is a hard, rigid covering of many animals such as snail, sepia, pila, turtles, sea urchins. A shell is protective outer layer of these soft bodied animals.
Answer:
Animals are repeatedly eating the plastic, getting stuck in the plastic, and the plastic polluting their homes. There is also a place in the Pacific called "The Great Pacific Garbage Patch" and it is roughly 1.6 Million square Km.
False. I don’t know how to explain it
Hello!! I think your best answer would be D - Tetrad because consists of four chromatids. It is made up of two (pair) of homologous chromosomes that have already replicated into a pair of sister chromatids. I hope this answers your question. Have a great day!! :)