What best descride what heredity is?

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement

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