If water did not expand when freezing, then it would be denser than liquid water when it froze; therefore it would sink and fill lakes or the ocean from bottom to top. Once the oceans filled with ice, life there would not be possible.

4 0

3 years ago

the six parts of the digestive tract is called the: a : digestive system b : esophagus c : alimentary canal d : circulation syst

Alexeev081 [22]

Answer is A{Digestive system

7 0

3 years ago

Choose the appropriate term to fill in the sentence: when mrs. m ate, her intestinal contents became __________ to her blood. he

KonstantinChe [14]

<span>The answer to this question would be: hypertonic, hypotonic

After eating, the intestine is filled with food that will be digested. Food that digested will turn into a much smaller unit of carbohydrate, amino acid and fatty acid that will cause the intestine to have hypertonic solution compared to the blood. This will induce diffusion of some molecule to the intestinal cell, and then to the blood.</span>

3 0

3 years ago