A galaxy is a group of stars, interstellar gas, dust, etc.
There are different types of galaxies. They are all categorized by their shape:
Spiral: a spiral galaxy has a disc in the centre and curved arms that come out of it.
Irregular: it does not have a specific shape. It is just a mass of things.
Elliptical: an elliptical galaxy looks basically like a disc in the universe.
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The poison dart frog suddenly increase if the predator that feeds off the dart frogs goes extinct or migrates to a different area then the dart fronts will have a much larger population.
This means that the resources the dart frogs rely on will start to diminish and their prey will have smaller numbers
The sign of good health in an animal is bright eyes.
Explanation:
The signs that usually is seen in a healthy animal, is its ability to stand straight and have a keen observation. The Animal will have bright alert eyes.
A healthy animal has quick movements. It gets up quickly if its sitting down. The respiration of the animal will be slow and regular.
The saliva will not be dripping from the animal's mouth. It will have a smooth and shiny coat and its nose will not have any discharge but remain dry.
Any sign of rapid breathing or dull inert eyes, etc means that the animal is not healthy and is sick. A healthy animal acts calmly and does not exhibit any anxious behaviour.
Answer:
Plant hormones is an organic substance other than a nutrient. In mere minutes amounts modifies a plant physiological process.
Explanation:
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Have A Great Day
Answer:
The answer is C - The part underwater
