How was walking upright important to the evolution of hominines? what is one way which neanderthals differed from hamo sapiens? 98

Ineed to know why d is the correct answer asap

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 main fuel source for the work of the cell