You will also like...
Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..
In plants, growth occurs in meristems, which are the site of repeated cell division of unspecialized cells. These cells ..
Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
Explore why New Zealand has such unique flora and fauna, and learn why long periods of geographical isolation. This less..