Guided course 03:19Indirect Cell Signaling: Paracrine vs EndocrineJason Amores Sumpter3807views48rank
01:07Cell Signaling in ONE MINUTE! Autocrine, Paracrine, Juxtacrine and Endocrine Signaling | MCAT |QuickSci1031views
Multiple ChoiceParacrine signaling is characterized by signaling molecules (ligands) that are _______:1557views4rank
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?1558views3rank
Multiple ChoiceWhich of the following types of signaling is represented in the figure?1596views3rank3comments
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 __________. 999views2rank
Multiple ChoiceCertain yeast cells secrete a molecule called the α factor. The purpose of this molecule is to __________. 700views
Multiple ChoiceCells use different signaling strategies to achieve different goals. In hormonal signaling, __________. 508views
Multiple ChoiceWhich of the following statements about calcium ions in a typical cell is true? 731views