Which is a consumer? *
grass
tree
snake

In a cladogram' when does a group of organisms branch off

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.

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above