Biology, 25.10.2019 17:43, thecool498
Histamine is a chemical substance released in inflammatory and allergic responses. the histamine h1 receptor on target cells is a g protein-coupled receptor that activates phospholipase c in response to the binding of histamine. which statements are true about the binding of histamine to the histamine h1 receptor? select all that apply.
a. histamine binds extracellularly to the h1 receptor.
b. when histamine binds to the h1 receptor, the receptor undergoes a conformation change and binds the inactive g protein.
c. once the g protein is active, it binds to the enzyme phospholipase c, activating it.
d. histamine is likely hydrophilic.
Answers: 2
Biology, 22.06.2019 11:50, afropenguin2853
Which of the following describes how binary fission and mitosis are similar? a)they are both used for growth or repair b)they both break down membrane-bound nuclei c)both invoke the replication of a single stand of dna d)both replicate genetic material
Answers: 1
Biology, 22.06.2019 17:00, abee122
Internal feedback works to maintain homeostasis when your a. heart rate decreases as your white blood cells increase b. breathing rate decreases as your red blood cells decrease c. heart rate increases as your liver is cleaning blood d. breathing rate increases as your heart rate increases
Answers: 1
Histamine is a chemical substance released in inflammatory and allergic responses. the histamine h1...
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