What materials and processes do engineers use to design and build the tissue or organ that you have researched? How is the tissue or organ similar to the natural tissue or organ, and how is it different?
Is the tissue or organ that you’ve researched in wide usage? Why or why not?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

What element does susan b. anthony include in this passage to strengthen her argument?

In the presence of oxygen, glycolysis is followed a. the krebs cycle b. lactic acid fermentation c. alcoholic fermentation d. photosynthesis