checkpoint factors Bub1-Bub3, BubR1 and Mad2-C Together, these proteins form the mitotic checkpoint complex

TLS Online TPP Program

#Id: 7027

#XL - T Zoology

Proximate causes - The subject of cell biology, neurobiology, and many other biological disciplines

Ultimate causes - Their historical causes, especially the action of natural selection

TLS Online TPP Program

#Id: 4702

#XL - T Zoology

Females are more related to their sisters (0.75) than they would be to their own offspring (0.50).

TLS Online TPP Program

#Id: 2165

#XL - T Zoology

TLS Online TPP Program

#Id: 9523

#XL - R Botany

Three major types of insect herbivores

Phloem feeders, such as aphids and whiteflies, cause little damage to the epidermis and mesophyll cells. Phloem feeders insert their narrow stylet, which is an elongated mouthpart, into the phloem sieve tubes of leaves and stems. 

TLS Online TPP Program

#Id: 8856

#XL - R Botany

Smc1 and Smc3 are members of the structural

maintenance of chromosomes (SMC) protein family, characterized by globular domains at the N- & C-termini connected by a long α helix, bind and hydrolyze ATP.