Los métodos de abstinencia periódica son igual de seguros que los hormonales. Verdadero o Falso Justificar la falsa AYUDA

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

Can someone me with this question/ give me the answer? you!

Sperm are ejaculated from the corpora cavernosa of the penis. true or false