The best explanation is that it occurs because most eukaryotic genes and their RNA transcripts have long non-coding stretches of nucleotides that are not translated.
The answer for this is ricket.
Ricket happens because there is a lack of calcium absorption, and vitamin d has effects on this because vitamin d helps the absorption of calcium. Calcium is a kind of mineral necessary for human body as it can strengthen bones and teeth. Lack of these can lead to soft bones, and especially in children, they may get ricket. Ricket is where the legs bend outwards.
Aside from rickets, there may be other possible deficiency symptoms and diseases such as weak muscles and pain.
Answer:
Nonvascular plants include liverworts, hornworts and mosses.
The DNA replication is a semi conservative in nature ! as the replicate has on parent and one daughter DNA ! so having two identical DNA , you have to take the DNA and change it into RNA having one strand and other RNA having opposite coding !
by this way, you can create a identical copy of DNA !
if you need any more info, comment !