Answer:
Should be D since what the helicase does is unwind the dna and seperate it into the 2 strands
Explanation:
Answer:
Zebra mussels are spread from one body of water to another by natural flow, carried on the feathers or feet of birds, or by humans in bait buckets or on boats.
Traits are located on "Chromosomes" in the nucleus
Hope this helps!
