If it received N from both parents, its genotype is NN and its phenotype is the one coded by N which is the big nose.
<span>agriculture led to civilization because people no longer had to move to get food.
Before farming, people migrated with the animals and this caused a
nomadic lifestyle. In addition, farming allowed for surplus to be made,
and thus traded with other people. This allowed people to specialize in
different occupations instead of doing everything for themselves. </span>
If you touch a hot stove, your spinal cord can prompt you to withdraw your hand without having to send a message all the way to the brain. this is due to what scientists call <u>the reflex arc</u>.
I'd guess B. I'm not 100% sure though, so if you don't want to chose B...
A would be the best other option, in my opinion
A. Stretching your legs before a run. You're creating tension by applying force to pull your tendons and ligaments.