List 20 types of virus and their corresponding nucleic acid

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.

The structure that houses the cells genetic information.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above