As long as you do it as brother and sister and not as lovers, yes.
no
16 years old. Same as a 16 year old male who is not 5'8".
Most species have the same mates year after year.
Triplets (they have a sister!)
Interesting. What happens if the question is "Is it gross when a 22-year-old woman sleeps with a 44-year-old man?" Compare this with what happens if the question is "Is it gross when a 22-year-old man sleeps with a 44-year-old woman?" The fact is, since both of them are adults, it's their business and no one else's.
There are 365 days in a year. The koala sleeps between 16 and 20 hours a day. Therefore, the koala sleeps between 5840 hours and 7300 hours a year, give or take a few hours.
There is no harm in it if the adults refrain from acting out sexually.
Male humans don't have the same reproductive organs as females do. By the way this is by an 11 year old female.
No, they are consenting adults.
No, that is considered rape. Don't you even think about it.
NO not in the male side of both games. These are deliberately set not to coincide. However, the Women's Football World cups have since 1991 been in the same year as the RWC (Male)
No, you would not.