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eimsori [14]
3 years ago
15

Why is frog egg laid in long gelatin fluid

Biology
1 answer:
Naya [18.7K]3 years ago
4 0
Although amphibious frogs live on land and in water, they must lay their eggs in water or the eggs will dry up, effectively killing the offspring inside. Frog eggs are covered with a glycoprotein, which helps keep the eggs moist. This glycoprotein has to keep in contact with a source of moisture, such as water.
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Lazzaro Spallanzani's experiment is a good example of creativity, because he designed the experiment and found a new way to explore gastric juices. So...

Lazzaro Spallanzani, an Italian biologist and physicologist, was the first scientist to dissect animals for digestion trials.

He used the animals as models for humans digestive system, designed the experiment, and was the first to interpret the process of digestion.

I hope that helped ^_^
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