10 POINTS PLEASE HELP

On the Galapagos Islands, Charles Darwin observed
A. Completely unrelated species on each of the islands
B. Species exactly like those found in south America
C. Species similar to mainland South American species.
D. Species completely unrelated to those found in south America

Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells

Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?

What organ is the first to receive nutrients that have been absorbed from the digestive tract?