Which chemical, contained in the granules of basophils, helps prevent blood clot formation?

a. histamine
b. leukotrienes
c. prostaglandins
d. heparin


e. SRS-A


d

Biology & Microbiology

You might also like to view...

What is the end result of activating the MAP kinase pathway?

A. a change in gene expression B. phosphorylation of multiple cytosolic proteins C. synthesis of second messenger molecules D. ion flow

Biology & Microbiology

What causes the existence of superficial differences among groups of humans?

A) temporal isolation B) geographic isolation C) genetic incompatibility D) behavioral isolation

Biology & Microbiology

Which of the following protozoans is mismatched with the disease that it causes?

A. Trypanosoma brucei-sleeping sickness B. Trichomonas vaginalis-vaginitis and urethritis C. Giardia lamblia-malaria D. Entamoeba histolytica-amoebic dysentery

Biology & Microbiology

What factors stimulate uterine contractions and birth? 

A. LH and prostaglandins B. Prolactin and prostaglandins C. hCG and prostaglandins D. FSH and prostaglandins E. Oxytocin and prostaglandins

Biology & Microbiology