A chromosome that fails to pair with another during the prophase stage of meiosis, and therefore does not exchange genetic information via crossing over. This situation usually occurs in polyploids with an odd chromosome compliment, such as triploids.
ATP is the energy source that is typically used by an organism in its daily activities. The name is based on its structu..
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains matu..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
The diversification of several new species from a recent ancestral source, each adapted to utilize or occupy a vacant ad..
Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..
This lesson is about the methods used for ecological research, such as quadrat and transect sampling, canopy fogging, an..