Question

1. The mouth cavity opens into a tube called___________.
2.__________is a microscopic, single-celled organism found in pond water.​

Answer 1

Explanation:

Rapidly expanding water molecules are dangerous because they can rupture cells, which can be fatal. You might expect that tardigrades would use this trick to survive drying, but according to Boothby, only some species seem to make trehalose.

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Answer 2

Explanation:

2.Algae is a microscopic, single -celled organism found in pound water.