Bateman put several males and females together in bottles for several days. 

He concluded that the number of offspring sired by a male increased in proportion to the number of females he mated.

In contrast, the number of offspring produced by a female did not increase with the number of males she mated.

TLS Online TPP Program

#Id: 9176

#Unit 11. Evolution and Behavior

Adaptation is a characteristic that enhances the survival or reproduction of organisms .

Adaptations have evolved by natural selection, which is the centerpiece of On the Origin of Species

TLS Online TPP Program

#Id: 9730

#Unit 6. System Physiology – Plant

Conifer resin ducts produces bicyclic monoterpenes such as a-pinene and b-pinene, monocyclic terpenes like limonene and terpinolene, and tricyclic sesquiterpenes, including longifolene, caryophyllene, and d-cadinene, as well as resin acids, which are released immediately upon damage by herbivores

TLS Online TPP Program

#Id: 1324

#Unit 4. Cell Communication and Cell Signaling

TLS Online TPP Program

#Id: 2628

#Unit 13. Methods in Biology

Types and examples of typical enzymes used in the manipulation of nucleic acids

TLS Online TPP Program

#Id: 8209

#Unit 2. Cellular Organization