Birth of a child .
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exampl of intervening words
An erratic block.
Creating human insulin
percents are an exampl of cooking because you need 40% of flour to cook cake, etc.
1)easier to find food 2)easier to build shelter
no an exampl of an exoskeleton is a bug because the have no bones but they have a hard outer shell
yes, air is also a source of electicity. For exampl, windmill.
regulated federalism
Any animal whose body temperature is regulated by it's environment (reptile, some fish, etc.)
Two for exampl are Yamaha and first act the first act brand isn;t the greates tho
'Fickle' is an adjective, it doesn't have a past tense.