What are the implications for radiocarbon-dating and uranium-dating?

If a cell is placed into a hypertonic environment, what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge

Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.

How do demetri's results show that digestive enzymes are crucial to maintaining homeostasis inside the body?