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

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#Id: 917

#Unit 13. Methods in Biology

Propidium iodide-labeled cells can be identify cells within the populations are at each stage of the cell cycle.

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#Id: 7594

#Unit 5. Developmental Biology

Chemotaxis oocyte and its accompanying cumulus cells secrete molecules that attract capacitated sperm toward the egg during the last stages of sperm migration

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#Id: 3031

#Unit 3. Fundamental Processes

The DNA Pol III holoenzyme has at least two catalytic cores. a processivity clamp, and a dimerization damp-loader complex.

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#Id: 2967

#Unit 3. Fundamental Processes

In yeast, the replication helicase MCM2-7 (minichromosome maintenance) complex enters the nucleus as an inactive double hexamer during mitosis.

TLS Online TPP Program

#Id: 5035

#Unit 3. Fundamental Processes

The replicon model proposed two components that controlled the initiation of replication: the replicator and the initiator. The replicator is defined as the cis-acting DNA sequences that are sufficient to direct the initiation of DNA replication.