Based on the broth left on an open flask experiment, wherein the boiled broth was placed in two flasks (one flask with straight neck and the other flask has a bent neck) and exposed to open air at room temperature for several weeks.
The broth within the straight neck flask has changed its appearance. It became discolored and cloudy. Whereas, the broth in the bent neck open flask still remains the same.
These results would then support the conclusion that germs in the air were able to fall unobstructed towards the straight neck flask and contaminate its contents. While, the bent neck of the 2nd open flask acted as a trap for the germs, preventing the germs from contaminating the broth. Further emphasizing that germs can only come from other germs and not from spontaneous generation.
<span>all of the above are </span>a possible cost of using renewable resources, though loss of animals species is a negative factor but still it counts.
Answer:
the answer is the number of moons
Explanation:
Planets are massive celestial bodies that orbit a star or stellar remnant. ... Planets may have natural satellites (moons) and may or may not be inhabited. Every planet has a unique infographic, but most of them cannot be interacted with. Travel from planet to planet requires use of the Galaxy Map.
This is true. Urea carries the bloodstream to your kidneys which then transport waste along with water to form urine.
