What is formed when reverse transcriptase is used on a strand of mRNA

Ais a group of individuals of the same that exist together in the same place at the same time

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae