For each H+ pumped across, a negative ion (e.g., OH− or Cl−) will be “left behind” on the cytosolic face, causing a buildup of negatively charged ions there.

TLS Online TPP Program

#Id: 9249

#Unit 6. System Physiology – Plant

In the dark, PEPCase returns to the inactive form because PEPCase‐kinase is inactivated and a phosphatase releases the phosphoryl group from PEPCase.

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#Id: 1278

#Unit 7. System Physiology – Animal

Addison disease (primary adrenocortical insufficiency) caused by autoimmune destruction of all zones of the adrenal cortex.

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#Id: 3715

#Unit 2. Cellular Organization

The rate of loss of single-stranded (ss) DNA during renaturation is a second-order rate process

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#Id: 2652

#Unit 7. System Physiology – Animal

The ascending limb, both the thin & the thick segments

is virtually impermeable to water, a characteristic that is important for concentrating the urine.

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#Id: 7194

#Unit 5. Developmental Biology

Class II MHC glycoproteins expressed predominantly on pAPCs, where they primarily present exogenous antigenic peptides to CD4+ T cells.