D D 4) After making an observation, what does a scientist ask? What if I don't clean my room?
Are all doctors scientists?
A problem question.
What did someone else say about the same topic?
Who might disagree with me?

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16

Give examples of selective advantage of organism’s body part/organ