The nucleus stores genetic information
It would depend.
The weather might be different form mine. I can give you the four main types of clouds there are to help you identify them.
Cirrus clouds are wispy, feather like clouds. They are higher than the other types of clouds.
Stratus clouds are low level clouds that are light gray. They might cause fog.
Cumulus clouds are puffy, white clouds.
Cumulonimbus could are very tall clouds that produce T-Storms. They are a very dark gray.
There are other types of clouds, but these were the four I learned.
I think the answer is segment of DNA is copied into RNA. HOPE THAT HELPS
It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.