Which types of currents are caused by wind on the Earth's surface? deep-water currents surface currents

In what for do plants utilize nitrogen? why do they need nitrogen?

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?

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