Why did hershey and chase label the vital DNA with radioactive phosphorus and not radio active sulfur

DOK 2 16. A microorganism is found in the lining of the human stomach. It has a flexible cell wall, no organelles and flagella. What is this organism?

In what way do the parasympathetic and the sympathetic work together

The 2n number for dogs is 78. how many chromosomes would you find in a dog's blood cell?

Which of the following statements is true of hyponatremia? a. It is a condition characterized by low blood potassium concentration. b. It occurs as a result of zinc deficiency and often leads to serious heart problems. c.

Would a mutation in the DNA of a skin cell be passed on to an organism's offspring?

In fishes, pharyngeal pouches may develop into

What are the genotype so of a homozygous tall (tt) and a heterozygous tall (tt) ?

How many years would it take the Atlantic Ocean to grow 500 centimeters

Why are phytoplankton essential to aquatic life zone?

As described in lecture, cells form actin filaments in particular regions of the cell in part because they nucleate filament formation at particular times and places within cells and in part because they inhibit the formation of filaments that are