What might be a potential outcome of a human-made disaster
removing crabs from this ecosystem?

If a robot fixed another robot is it a engineer or doctor?

What was the land like over 500 million years ago? what was under the sea?

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