The doppler effect, when used with light, produces a shift of frequencies to red. Well, no matter which direction you look, there is a shift to red! That means that the universe is expanding or moving away from us in every direction. The idea, is that this could only happen if all matter was once in a single point, and there was an explosion. This explosion from a single point is called the big bang theory.
A nebula is a cloud of gases that can coagulate to become a new star.
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<span> In a plant body large number of cells is dead.
Moreover plants do not have any pumping machine like heart that makes
transportation in animals faster. For these reasons plants have slow
transport system. </span> </span>
Answer:
The two common steam-sterilizing temperatures are 121°C (250°F) and 132°C (270°F). These temperatures (and other high temperatures)830 must be maintained for a minimal time to kill microorganisms.
Answer: An autotroph is an organism that can generate it's own nutrients. In the example, you see a relationship which allows the pea aphid to gain more energy, but not produce it.
And heterotroph is an organisms that can't generate it's own nutrients, and therefore needs to feed on something, which is the case of pea aphids.
C is the answer
Explanation: yw plz mark brainliest (:
When you get a fever it means your body is simply raising your body´s temperature to make it harder for the <span>microorganisms to survive. This is usually a good sign that you have an active immune system.
I hope this helps!
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