Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..
Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..
The endoplasmic reticulum and Golgi apparatus are the organelles involved in the translation step of protein synthesis a..
Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..