Answer:
are made of mostly helium and hydrogen
Explanation:
Answer:like when you have a sore throat or a kind of common sickness
Explanation:
Answer:
D
Explanation:
Amphibians have eggs that need to be constantly submerged in water. The amniotic egg is like a chicken egg. It doesn't need to be submerged in water, but it does need to be kept warm.
Answer:
Professional gardeners often soak seeds in hydrogen peroxide before planting them in order to increase the germination percentage or to reduce germination failure. When the seeds are soaked in hydrogen peroxide, the seed coat becomes soft and enzymes present in the seed becomes active. Due to soaking of seeds, the seed takes less time to germinate. So that's why gardeners uses this method.