Answer:
The process is called external respiration
Answer:
Explanation:
infectious diseases can spread in a variety of ways: through the air, from direct or indirect contact with another person, soiled objects, skin or mucous membrane, saliva, urine, blood and body secretions, through sexual contact, and through contaminated food and water.
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Slightly movable is the answer
MRNA has a complex secondary structure; 3D. While tRNA is more like an X figure.
