Answer:
All statements are true.
Explanation:
Histamine is the chemicals released during the inflammatory and allergic reaction of the body. Histamine causes the capillaries dilation and the smooth muscle contraction.
Histamine works as the G protein coupled receptor. It depends on the tupe of molecules associated with it. The molecule that are activated by the enzyme is linked with O receptor. Histamine receptor and its binding with the molecule acts as the signalling molecule. The secondary messengers like cAMP, cGMP are also involved in the signal transduction pathway.
Thus, all statements are apply.
First answer is A
Second answer is C
Hello Brainiac
Diploid is a term used to refer to a cell that contains both sets of homologous chromosomes.
I hope that helps!
Answer:
a.True
Explanation:
Prior to obtaining the biological samples for research purposes, <u>the donor must be informed</u> of the consequences and risks of such obtaining for their health so that they can consent to the use of said sample.
The regime for obtaining biological samples for research purposes is stricter when it comes to minors or disabled, since the concurrence of conditions such as risk minimization, the provision of relevant knowledge of vital importance for the purpose is required of the investigation that cannot be obtained otherwise and the authorization of the legal representatives or, where appropriate, that there are guarantees on the correct consent of the source subject.
