In general, chronic stress is known to lower the function of the immune system, and that would include reducing the lymphocyte count.
Yes, "besides" can function as a preposition when used to indicate in addition to.
Another type of lens is the opposite called a reducing lens.
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To make the pie have another taste besides crust.
Besides being structural supports in some cells; proteins do EVERYTHING that we class as living.
Yes he is, for a full list of his movie appearances, please visit the Internet Movie Database (IMDB) and search for his name.
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The tap root firmly anchors the plant to the soil besides absorbing water and minerals for the plant.
Besides holding the bread apart, they add flavor and texture to the meat/cheese of the sandwich.
It depends on the context. Inverse, reciprocal, arc-function, are all "opposites" in their context.
You can find a full Filmography for Gillian Anderson on The internet movie database at www.imdb.com, just type her name into the search box.