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Sponges are ________.

Which of the following refers to the highest and most inclusive taxonomic category?  

The organelle that contains chlorophyll and carries out photosynthesis in plants is the ________.    

Both animals and fungi digest food ____________.  

An intrauterine device (IUD) prevents pregnancy by blocking the sperms from entering the vagina.

Which of the following organisms exhibit cephalization?

Fertilization is a process that results in the fusion of nucleus of a male gamete with the nucleus of a female gamete.

Many bacteria and fungi are important for nutrient recycling in ecosystems.  

Multicellular fungi are composed of microscopic filaments called hyphae.

Which of the following is not a characteristic of protists?