49 Kelvin = -224.15 Celsius
I believe this is the answer.
Scientists have concluded that the average human body contains approx. 37.2 trillion cells. However it depends upon your size compared an average human being. :)<span />
<span>he eyes and love are connected. ... The darkened environment also allows our pupils to dilate which can be a subconscious signal of stimulation, attraction and readiness for love. Studies have shown that our pupils dilate wider than normal when we are excited about something and even someone.</span>