You are given a sentence and your task is to generate another sentence that supports the given input.
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Question: Reversible reactions are symbolized in chemical equations by a double-headed arrow, but the standard remains to call the materials on the left the reactants and the materials on the right the products.

Answer: Reversible reactions are indicated by opposite-headed kinds of arrows.


Question: In the case of insects, this includes the egg, larvae, pupae, and adults.

Answer: The sequence egg -> larva -> pupa -> adult shows the life cycle of some insects.


Question: Fish almost always reproduce sexually.

Answer:
The vast majority of fish reproduce sexually.


