Una ambulancia que esta a ( 10,04km) del hospital hace sonar su sirena. Calcula el tiempo que tardará en oír la sirena un doctor que se encuentra en la puerta de urgencias del hospital. Recuerde que la velocidad del sonido en aire es de 340 m/s

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.

In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.