DNA methylation is a process by which methyl groups are added to the DNA molecule. Methylation can change the activity of a DNA segment without changing the sequence. When located in a gene promoter, DNA methylation typically acts to repress gene transcription.
Answer:
Producer makes own food
Primary consumers gets energy directly from producer
Carnivores eats only meat
Omnivores eat meat and plants
Decomposer breaks down dead organism
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