Answer:
D. It release hormones into the bloodstream.
Explanation:
I think.
Answer:
The body uses the food as energy (and proteins for bones).
Explanation:
ree
Chickens have 78 chromosomes.
Answer:
Scientists mostly gain new knowledge through direct observation and applying the scientific method. They would start with a hypothesis and test it, then change it or confirm it. Others would test their confirmation from one point, while the third group would test what the second said. And so on and so forth.
Explanation:
