Answer:
The tRNA anticodons pair with the complementary mRNA codons at the ribosomes. The individual tRNA molecule carries an amino acid according to its specific code. When tRNA releases its amino acid, peptide bonds form between the amino acids. After each tRNA releases its amino acid, it is free to pick up another amino acid in the cytoplasm.
Explanation:
Answer:
B. An Ecosystem
Explanation:
A C and D do not fit the picture.
Answer:
Unstable membrane potentials
Explanation:
An experiment variable used in certain science teaching