The parathyroid cell membrane contains Ca2+ sensing receptors that are linked, via a G protein (Gq).

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#Id: 9845

#Unit 6. System Physiology – Plant

cry2 protein is preferentially degraded under blue light, whereas cry1 is much more stable.

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#Id: 3347

#Unit 6. System Physiology – Plant

Arg residue swings aside, forming an interaction with the Asp on the adjacent c subunit in the ring and displacing the proton from that Asp; this adjacent proton exits through the second half- channel to the N side, completing the movement of one proton equivalent from outside to inside the matrix.

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#Id: 7909

#Unit 2. Cellular Organization

Membrane contact sites (MCSs)

Mitochondria establish MCSs with many other organelles, including ER, lysosomes, peroxisomes, the plasma membrane, the Golgi, endosomes, and even lipid droplets.

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#Id: 5761

#Unit 10. Ecological Principles

Berger-Parker index- Dominance indices are weighted toward the abundance of the commonest or dominant species

D_BP= N_max/N

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#Id: 748

#Unit 3. Fundamental Processes

Incorrect base pairing leads to dramatically lower rates of nucleotide addition called as kinetic proofreading