What is the organic compound that consumers need

Which of the following are evidenced-based behavioral interventions for decreasing behavior? fct differential reinforcement pvt time delay a and b

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.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.