1. Completa cada uno de los enunciados utilizando cada uno de los conceptos del recuadro. palabras para completar:Aeróbica, Fermentación, ATP, Anaeróbica, Respiración. Por medio de la los seres vivos transforman la energía contenida en los nutrientes en energía útil o y así llevar a cabo sus funciones vitales. En la respiración celular se obtiene energía en presencia de oxígeno. En la respiración celular se obtiene energía en presencia de minerales, como de nitrilos y sulfatos. En la respiración celular se obtiene energía en ausencia de oxígeno y se utiliza para productos lácteos.

What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere, b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify, d)anaerobic bacteria kept thriving with more oxygen

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth

Recently, crops of vegetables such as lettuce and green onions have been contaminated, while they are still on the farm, with bacteria that cause food poisoning. how will science influence the way the government responds to prevent an increase in food-borne diseases? because science has shown that lettuce and green onions are not nutritionally valuable, the government may pass laws that ban the sale of lettuce and green onions. because science has shown that there is no way to prevent bacterial contamination, the government may pass laws that punish businesses that buy lettuce and green onions. because science has shown that the washing of hands prevent the spread of infectious diseases among people, the government may pass laws that require hand washing by everyone who handles food. because science has shown there are ways to find the source of the contamination, the government may pass laws that require farm practices that reduce the contamination of lettuce and green onions.