BIOL 1406 Final Exam Study Guide well answered

BIOL 1406 Final Exam Study Guide well answeredCell signaling that activates pathways can be important in body part formation - correct answer True What is an example of a second messenger? - correct answer Calcium Ions The signal molecule is physically passed along the signaling pathway ensuring the signal is completed. - correct answer False Density dependent inhibition stops division if cells become too crowded from growth inhibitor signals on adjoining cell. - correct answer True What do G-protein, tyrosine kinase, and ion channel receptors have in common? - correct answer All of these are common between the three Which is not associated with fine-tuning of a response? - correct answer Recognition What is a dimer? - correct answer Monomers bound together Signaling molecules that allow bacteria to detect population density. - correct answer Quorom sensing Tyrosime kinase receptors cannot initiate the transduction pathway until two receptors bind chemical messengers and move together forming a dimer. - correct answer True Programmed cell death is: - correct answer Apoptosis If cancer cells invade surrounding tissues and then export to other parts of the body they are: - correct answer Metastasized