biological factor
91insulin-like growth factor — IGFs I and II are polypeptides with considerable sequence similarity to insulin. They are capable of eliciting the same biological responses, including mitogenesis in cell culture. On the cell surface, there are two types of IGF receptor, one of… …
92culture factor — Anthropol., Sociol. culture as a causative agent, esp. in contrast to biological factors. * * * …
93quality factor — A measure of relative biological effectiveness …
94growth factor — A substance made by the body that functions to regulate cell division and cell survival. Some growth factors are also produced in the laboratory and used in biological therapy …
95opioid growth factor — OGF. A substance made by the body and in the laboratory. It is being studied in the treatment of cancer. It is a type of angiogenesis inhibitor and biological response modifier. Also called OGF …
96culture factor — Anthropol., Sociol. culture as a causative agent, esp. in contrast to biological factors …
97Competition — For other uses, see Competition (disambiguation). A selection of images showing some of the sporting events that are classed as athletics competitions Competition is a contest between individuals, groups, animals, etc. for territory, a niche, or… …
98Child development — For other uses, see Child development (disambiguation). Exploring Child development refers to the biological and psychological and emotional changes that occur in human beings between birth and the end of adolescence, as the individual progresses …
99Gender differences — A Gender difference is a distinction of biological and/or physiological characteristics typically associated with either males or females of a species in general. In the study of humans, socio political issues arise in classifying whether a sex… …
100Ramogen — The term ramogen refers to a biological factor, typically a growth factor or other protein, that causes a developing biological cell or tissue to branch in a tree like manner. The term was first coined (from the Latin ramus = branch and the Greek …
