2. How many nucleotides in the piece of alien DNA would contain the base adenine?a. 40b. 70c. 95d. 140e. cannot be determined

Which skill, if it cannot be performed by a 3-year-old child, should alert the nurse that the child may be developmentally delayed?

How do living things obtain phosphorus

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?