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.

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#Id: 4460

#Unit 13. Methods in Biology

To make the antibody visible in the electron microscope, it must be attached to an electron-dense marker.

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#Id: 745

#Unit 3. Fundamental Processes

Additional free energy for the formation of phosphodiester bond is provided by the rapid hydrolysis of the pyrophosphate into two phosphate groups by an enzyme known as pyrophosphatase:

 

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#Id: 1309

#Unit 2. Cellular Organization

E1’s ion-binding sites are exposed to the cytoplasm, and it has high affinity for Na+ but low affinity for K+

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#Id: 7383

#Unit 5. Developmental Biology

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#Id: 9850

#Unit 6. System Physiology – Plant

In the light, cry1 is activated directly by blue light and indirectly by blue lightinduced phosphorylation. Activated cry1 forms a complex with COP1 and SPA1 via the C-terminal domain, preventing them from degrading protein targets such as HY5