Which of the following practices is common for organic crop production according to the us department of agriculture? a) using hydrogen peroxide as a fertilizer b) using chemicals known as pheromones to disrupt insect mating cycles c) using genetically modified plant variety that kill insects d) using sewage sludge to improve the fertility and structure of the soil e) using arsenic to remove unwanted insects

The correct answer would be B) using chemicals known as pheromones to disrupt insect mating cycles.

Organic farming is a type of agriculture in which natural methods are practiced. Chemicals such as pesticides, fertilizers, growth hormones, antibiotics, genetically modified organisms are prohibited in organic farming.

Pheromones are natural chemicals or substances released by animals. These are used in pheromone traps to lure insects. It helps in controlling insect breeding and thus, helps in insect control naturally without the aid of pesticides or insecticides.

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

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