Barometer is used to measure atmospheric pressure :)
Answer:
yes
Explanation:
creatine like horns of rhinos or finger nails
Answer:
How you approach and talk to the person you like
Explanation:
If you go up and start saying inappropriate things or immediately try to kiss them then that is aggression. But if you go up and give them a subtle and light compliment like ''Hey I like your shirt" and start a conversation, maybe at the end <em>ask</em> (not demand) for her number, then that is a courtship. P.S.If you say something like <em>give </em>me your phone number, that is aggression.
B. mRNA. Because nucleus can't move so mrna comes to transport the DNA to ribosom