Energy can not be created nor destroyed, leaving the only possible answer to be "b," when energy changes from one form to another.
They seem to be complex they are rapid and tend to spread
Hey There!
Here is your answer:
Your answer is that a experiments should be controlled because the experiment could go out of control which could harm or hurt someone.
Also the definition of a controlled experiment is a part of the experiment that's not touched.
Ex: Water is your controlled experiment that's because our not doing anything to the water.
If you need anymore help just ask me!
Hope this helps!
Answer:
Genotype of woman - AO
Genotype of man - BO
Explanation:
O is recessive so if A or B is present, it will mask the O and the blood type will be either A or B
HI i was wondering 1 what engineer choice you are going for and two if this is what you mean. study hard to to bed early and make class . (im saying this becasue i have done it before :])