In russia, a woman's last name usually ends in what letter?

Which best summarizes what scientists learned about how microbes benefit the human body? they are part of a normal human ecosystem. they have become less harmful to humans than they used to be. they process nutrients, fight disease, and accommodate change. they humans overcome the effects of antibiotics.`

Which of the following is not a required characteristic of a well-written melody? variation in pitch shape lyrics phrase

Which cause-and-effect relationship in “broken chain” relates to the theme "by others, we ourselves"?