Answer:
A gas-powered lawn mower is a complex machine because for it to function it does more than one motion. For example, it has a wheel and axle system so it can move when powered. And it has a system of simple machines and other parts that are put together to accomplish the task of cutting grass.
Explanation:
I'm pretty sure that cells contain genes inside them.
The term for a lack of a nutrient is called malnutrition.
You can tell because the prefix mal- derives from French, meaning bad, or wrong.
Therefore, it literally means "bad-nutrition", meaning you're not getting enough nutrition. In other words - a lack of nutrition.
Covalent bonds are the strongest chemical bonds. They are chemical bonds in which electrons are shared between atoms.