1. To feed; to nourish.
2. To educate; to bring or train up. He was nurtured where he had been born. (Sir H.... Read More
1. To feed and cause to grow; to supply with matter which increases bulk or supplies waste, and promotes health; to... Read More
Summary: Why are non-human primates unable to speak like humans? A widely-accepted theory associated it with their lack of... Read More
1. The existing system of things; the world of matter, or of matter and mind; the creation; the universe. But looks... Read More
An ant is an insect belonging to the family Formicidae. It belongs to the order Hymenoptera, together with... Read More
Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More
What are spermatids? Let us define spermatid and understand its role in reproduction.
A spermatid... Read More
noun, plural: Sertoli cells
Any of the elongated cells located in the seminiferous tubules of the testis, and... Read More
Polygenic inheritance refers to the kind of inheritance in which the trait is produced from the cumulative effects of many... Read More
Reviewed by: Mary Anne Clark, PhD
Thousands of years before Darwin proposed evolution by natural selection and... Read More