This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
Illusions are the perceptions and sensory data obtained from situations in which human error prevents us from seeing the..
Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
