They are different because simple machines are used to make work easier. While compound machines are made up from 2 or more simple machines.
Just in case, some examples of simple machines are <span>the pulley, screw, wheel, axle, wedge, lever, and inclined plane.
hope this helps</span>
Answer:
its the midline, or the middle of the pig
Explanation:
Answer:
observe, question, research, hypothesize, experiment, test hypothesize, draw conclusions, report
Carbon is the basis for all organic molecules. Silicone could also be the answer too though.
Answer:
1) Gene expression can be modified by Interactions with the environment
Explanation:
Environment factors such as temperature change for instance affects the expression of the genes for a particular trait and these genes can be modified too.