During a routine prenatal exam,Janet's obstetrician detected the heartbeat of her future baby.If this was the earliest time the heart began beating,the developing person would be referred to as a(n)

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The earliest time the heart begins beating is around week 6 of pregnancy, which is when the developing person is still considered an embryo. The zygote stage refers to the first 2 weeks of development after fertilization, the genome refers to an organism's complete set of DNA, and the fetus stage begins at week 9 of pregnancy.

During a Routine Prenatal Exam,Janet's Obstetrician Detected the Heartbeat of Her