Adults spend about 20% of their time asleep in rem sleep. Hope this helped, have a great day! :D
B. The organisms physical traits.
A phenotype refers to all observable traits of an organisms as a result of its genotype.
True, DNA is DNA, it matters not wether or not it belongs to a plant, you could mix a carrot with a pig (not sure why you would, but you can)
can i have more info i will edit my answer to help you