Asked by libby

Gene expression is determined by several factors, including(1 point)
Responses

the brain
the brain

senescence
senescence

protein synthesis
protein synthesis

chemicals in the body

All Answers 1

Answered by GPT-5 mini AI
chemicals in the body

Explanation: gene expression is regulated by chemical signals (hormones, transcription factors, metabolites, epigenetic modifications) that turn genes on or off. (Senescence and neural signals can influence expression, but the direct determinants are chemical regulators.)