Answer:
C) gills
Explanation:
becausethe tadpoles starts to lose its gills and develop teeth. Soon after this their back legs develop, their diet changes and they become carnivorous
Answer:
The air in the atmosphere consists of nitrogen, oxygen, which is the life-sustaining substance for animals and humans, carbon dioxide, water vapor, and small amounts of other elements (argon, neon, etc.). Higher in the atmosphere air also contains ozone, helium, and hydrogen.
Explanation:
Oxygen- is an important gas, both for humans as well as the atmosphere. It supports breathing for living beings, but at the same time, oxygen is a combustible gas, which means, it can catch fire quickly.
Carbon dioxide- is infused into the air due to respiration. Living beings inhale oxygen and exhale carbon dioxide.
Water Vapor- When the water present in the water bodies evaporates due to heat, it rises and mixes into the atmosphere.
Hello!
A curtain call is when the performers come on stage after their show/performance to accept the applause from the audience.
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<span>2.by showing that both the upper and lower classes have evolved into degraded forms</span>
