Answer:
1-A ring-shaped muscle that relaxes or tightens to open or close a passage or opening in the body.
2-Sphincters are specialized muscles that are located at the upper esophagus (upper esophageal sphincter (UES) and the gastroesophageal junction
Explanation:
Answer:
Anticodons are found in tRANA
Codons are found in RNA
Can I get brainliest?
Answer:
after effects works pretty good im sure but i think you have to pay.
Answer:
I believe your answer should be C good human :3
Explanation: