In negative control, a gene is switched off when a regulatory protein binds to DNA and shuts down transcription.
The answer you are looking for is, A. persistent occiput posterior position
It would decrease letter b is the awnser
the major difference between the position of producers and primary consumers in the food chain-
Primary consumers make up the second level of the food chain, while producers make up the third level of the food chain.
Primary consumers make up the last level of the food chain, while producers make up the first level of the food chain.
Primary consumers make up the first level of the food chain, while producers make up the last level of the food chain.
Primary consumers make up the second level of the food chain, while producers make up the first level of the food chain.
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