the dred scott decision challenged the very heart of the republican party platform. what events occurred as a result of the dred scott decision?

Janell sees an advertisement for a new skin-care product. which question should she ask herself about the product?

Abanana can be an excellent source of potassium in our diet. there is a naturally occurring, long-lived, radioactive isotope of potassium, 40-19k, which has a natural abundance of 0.0117% and a half-life 1.27 billion years. estimate the activity of a typical banana due to this potassium isotope assuming that most of the mass is in stable potassium.

Brainliest. what are two not needed parts of the body?