Answer : True
Enrichment cultures are used to increase a small number of desired organisms
<em>DNA</em><em> </em>is what carries the genetic code for living organisms it contained in the nucleus of cells.
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Answer:
Earth's tilted axis causes the seasons. Throughout the year, different parts of Earth receive the Sun's most direct rays. So, when the North Pole tilts toward the Sun, it's summer in the Northern Hemisphere. And when the South Pole tilts toward the Sun, it's winter in the Northern Hemisphere.
