Humans need to eat protein-containing foods regularly because

Are the earth's ocean floor and continents the same age geologically? why or why not?

Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.

What is the one part of the nucleotide  that differs among the other different nucle  tides?