Ejercicios de práctica 1. ¿Cómo se llama la molécula que contiene la información genética en todos los
seres vivos?
2. ¿De qué están formados los cromosomas?
3. El ADN está formado por unas subunidades denominados
4. ¿De qué está compuesto los nucleótidos?
5. Menciona las 4 bases de un nucleótido y anota al lado la letra que la representa
a.
b.
C.
d.
6. ¿Qué forma tenía el modelo de ADN de James Watson y Francis Crick?

The scientific method is a series of steps followed by scientific investigators to answer specific questions about the natural world. it involves making observations, formulating a hypothesis, and conducting scientific experiments.the steps of the scientific method are •observation-the first step of the scientific method involves making an observation about something that interests you•question-once you've made your observation, you must formulate a question about what you have observed. •hypothesis-once you've made your observation, you must formulate a question about what you have observed. •experiment-once you've developed a hypothesis, you must design and conduct an experiment that will test it.•results-the results are where you report what happened in the experiment. •conclusion-the final step of the scientific method is developing a conclusion.i hope that this you : )