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All animals are heterotrophic, meaning they can produce their own food through photosynthesis.

Who discovered viroids?

label these structures.

What is the main difference between virulent and temperate bacteriophages?

Label these structures.

Extra credit:  Outline the path of blood from the right ventricle to the left radial artery.

Which of the following correctly lists the main levels of biological classification in order from broadest to most specific?

What is June Almeida credited with in virology?

Label these structures

What is a viroid?