Guided course 03:19Indirect Cell Signaling: Paracrine vs EndocrineJason Amores Sumpter3403views44rank
01:07Cell Signaling in ONE MINUTE! Autocrine, Paracrine, Juxtacrine and Endocrine Signaling | MCAT |QuickSci938views
Multiple ChoiceParacrine signaling is characterized by signaling molecules (ligands) that are _______:1464views3rank
Multiple ChoiceCortisol is a stress hormone created by the adrenal glands which can affect many tissues throughout the body. How is cortisol able to reach target cells that are far from the adrenal glands?1454views3rank
Multiple ChoiceWhich of the following types of signaling is represented in the figure?1486views2rank3comments
Multiple ChoiceWhen a platelet contacts a damaged blood vessel, it is stimulated to release thromboxane A2. Thromboxane A2 in turn stimulates vascular spasm and attracts additional platelets to the injured site. In this example, thromboxane A2 is acting as a __________. 929views2rank
Multiple ChoiceCertain yeast cells secrete a molecule called the α factor. The purpose of this molecule is to __________. 638views
Multiple ChoiceCells use different signaling strategies to achieve different goals. In hormonal signaling, __________. 450views
Multiple ChoiceNitric oxide is unusual among animal signal molecules in that it __________. 566views1rank
Multiple ChoiceWhich of the following statements about calcium ions in a typical cell is true? 675views
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