Which of the following must happen after DNA helicase has interacted with a double helix for DNA replication to occur

What are enzymes made from

Which one of the following is a combustion reaction? A. CH4 + 2O2 → CO2 + 2H2O B. Ba (OH) 2 + 2HClO4 → Ba (ClO4) 2 + 2H2O C. 4Fe + 4O2 → 2Fe2O3 D. Zn + HCl → ZnCl2 + H2

Which solution of ethyl alcohol is more effective at inhibiting microbial growth: a 70% solution or a 100% solution? Why?

What makes possible the precise separation of dna during cell division

How is a model similar to the real object and how are they different

What were patrick henry's favorite words.?

What is a possible effect of an error during transcription? O A. The organism will become transgenic. O B. The wrong protein will be produced. O C. The virus will enter the lytic cycle. O D. The DNA will have a missense mutation.

Benign tumor of the adrenal medulla that causes the gland to produce excess epinephrine is called

Escherichia coli replicates in one plane and is a rod-shaped bacteria. it is a bacterium normally found in the intestine of humans as part of our normal flora. in some cases, e. coli can also cause disease.

A nurse is teaching a client about human immunodeficiency virus (hiv). what are the various ways hiv is transmitted? select all that apply