What is the process of breaking down organic nitrogen to ammonia known as?

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

When plants use sunlight to make food, the energy of sunlight is

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.