<span>Two characteristics of leisure travelers is that they often will travel by car, and generally they take shorter trips. The whole idea of leisure travel is to take a little vacation from the chores of everyday life. It is generally characterized as people staying in nice hotels, relaxing, touring, and experiencing something new, fun and exciting.</span>
You can download the answer here
bit.
ly/3a8Nt8n
Radioactive decay, based on what I know of
When the plant change its direction towards sunlight
Answer:
E. Interleukin-1
Explanation:
Interleukin-1 is produced by macrophages and is involved in promoting the proliferation of helper T cells. Interleukin-1 also acts on the hypothalamus to cause fever. Fever refers to abnormally high body temperature. During infection and inflammation, the hypothalamic thermostat is reset in response to interleukin-1 resulting in fever. The presence of certain bacterial toxins in the body triggers the release of interleukin-1 from macrophages and the body temperature is elevated. Fever inhibits the growth of some microbes, intensifies the effects of interferons, and stimulates the body's immune reactions.