Azebra cell is just about to replicate its dna. which of the following will happen first?
a. the dna unravels to make two strands.
b. all of the cell's dna attaches to proteins.
c. rna attaches to dna
d. the dna folds over on itself to create a dense chromosome.

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

Label the steps for protein synthesis in order, beginning with the first steponce the protein is made, the gene for a particular trait is expressedmrna joins the ribosome, and the anticodons from trna join mrna to form a chain ofamino acidsrna polymerase unzips dna and free rna nucleotides join dna to form mrnav a chain of amino acids is formed from peptide bonds, creating a proteinmrna is transported from the nucleus of the cell to the ribosomes of the cell.