[Campbell Biology P.723] According to the text, which of the following is a key distinguishi... | Practice Question

According to the text, which of the following is a key distinguishing characteristic of animals compared to plants and fungi?

  • A: They are autotrophic eukaryotes capable of photosynthesis.
  • B: They feed by absorption after releasing enzymes to digest food externally.
  • C: Their cells typically possess cell walls for structural support.
  • D: They ingest their food and then use enzymes to digest it internally.

Explanation

Animals are heterotrophs that ingest their food, unlike plants autotrophs and fungi absorptive heterotrophs . Animals also lack cell walls, which are present in plants and fungi.