Answer:
I'm pretty sure the answer is A
The practically boundless varieties of antibodies can be produced using one arrangement of qualities is introns and exons take into account one quality coding to really code for a wide range of antibodies. Amid the procedure of RNA grafting, introns are evacuated and exons joined to frame a bordering coding succession.
Explanation:
Most genes contain the information needed to make functional molecules called proteins. (A few genes produce regulatory molecules that help the cell assemble proteins)
Answer
The seasons of the year, location of low and high pressure systems and air temperature all affect when and where a jet stream travels. Jet streams form a border between hot and cold air.
Explanation:
brainlist??
