I believe the answer is D. Hope this helps ;D
Answer:
The boundary between two air masses that have different temperatures or humidity. In the mid-latitude areas of the Earth, where warm tropical air meets cooler polar air, the systems of fronts define the weather and often cause precipitation to form.
Explanation:
Scientific definition for front
True please mrk as brailest answer
D
The scapula makes contact with the bone
Brainliest please
This copy, which contains the instructions to make 1 protein, is called an mRNA or messenger RNA. After the mRNA is made, it is trimmed down to a final size, and shipped out of the nucleus! When the mRNA gets into the cytoplasm, it is made into protein