Stress is most likely to speed the progression from hiv to aids by

Option D, inhibiting the production of lymphocytes

Explanation:

Options for the question are -

A.slowing the shortening of telomeres.

B.accelerating the production of NK cells.

C.stimulating the release of endorphins.

D.inhibiting the production of lymphocytes.

Solution

Acquired immune deficiency syndrome (AIDS) is an acquired immune deficiency syndrome cause by human immunodeficiency virus (HIV) infection.  

CD4+ T lymphocyte is an essential part of in immune responses and an HIV  attacks on the immunity of an individuals by killing CD4+ T lymphocyte.  

In general, out of total T lymphocytes , there are nearly  65% of CD4+ T lymphocytes a healthy individual. The remaining T lymphocytes are CD8+ T lymphocytes

An HIV infected person, has damaged  body's immune system leading to decrease in number of CD4+ T lymphocyte as of hampered CD4+ T lymphocyte production.  

Hence, option D is correct

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme