What is most likely true of a person who has this heart rhythm?
the person is taking drugs to prevent blood clots.
the person has had a heart transplant.
the person is having a heart attack.
the person has hypertension.

Por qué crees que los huevos con cáscara se llaman amnióticos?

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside

Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope? a compound microscope has greater magnification ability than a simple microscope. the compound microscope was invented before the simple microscope. a compound microscope is much easier to manufacture than a simple microscope. compound microscopes were more common than simple microscopes.