TASK DEFINITION: In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
PROBLEM: Question: What is the only animal phyla that does not consist exclusively of invertebrates? Answer: chordates

SOLUTION: Chordates is the only animal phyla that does not consist exclusively of invertebrates.

PROBLEM: Question: What are living echinoderms divided into five of? Answer: clades

SOLUTION: Living echinoderms aredivided into five clades.

PROBLEM: Question: The nuclear envelope is a double-layered plasma membrane like the cell membrane, although without what? Answer: membrane proteins

SOLUTION:
The nuclear envelope is a double-layered plasma membrane like the cell membrane, although without membrane proteins.