Steady-state phase

G-actin monomers exchange with subunits at the filament ends, but there is no net change in the total length of filaments.

TLS Online TPP Program

#Id: 7994

#Unit 10. Ecological Principles

Soil and Water pH Affect the Distribution of Organisms

TLS Online TPP Program

#Id: 8007

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 7995

#Unit 10. Ecological Principles

The habitat of an organism is the place, or physical setting, in which it lives.

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#Id: 7996

#Unit 10. Ecological Principles

An organism’s niche includes the range of abiotic and biotic conditions it can tolerate. 

In the case of the cottontail rabbit, its niche includes the ranges of temperature and humidity that it can tolerate, the plants that it eats, and the predatory hawks and coyotes with which it coexists.

TLS Online TPP Program

#Id: 7997

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 7998

#Unit 10. Ecological Principles

The fundamental niche of a species is the range of abiotic conditions under which species can persist. 

This includes the range of temperature, humidity, and salinity conditions that allow a population to survive, grow, and reproduce.