What is the term for the tiny air sacs in the lungs

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Put the following processes of protein synthesis in the correct order: - dna strands unwind and separate - mrna copies dna according to complimentary base pairing - trna's anticodons bring amino acids to the corresponding mrna codons - amino acids bind to each other making a protein - mrna leaves the nucleus - a stop codon is reached, the newly formed protein is released to go do its job for the cell