The process called menstruation.
Answer:
Researchers found that chronic exposure to a stress hormone causes modifications to DNA in the brains of mice, prompting changes in gene expression. The new finding provides clues into how chronic stress might affect human behavior.
Answer:
definitely low infant mortality rate
Explanation:
Answer:
Explanation:
The frequency of the wave is 0.5 hertz.
La frecuencia de la onda es de 0,5 hercios.