When does the embryo/fetus assume a human appearance, kick strongly enough that the mother can detect it, have a heartbeat that can be detected with a stethoscope, and have a hardening skeleton?

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At around 16 weeks, the fetus begins to look more human, can kick strongly enough to be felt by the mother, has a heartbeat that can be detected with a stethoscope, and starts the process of ossification, where the skeleton begins to harden.

When Does the Embryo/fetus Assume a Human Appearance, Kick Strongly