Alternative energy sources are those that do not deplete natural resources and do not harm the environment.
Options A, B, and C are all fossil fuels, which we know can be depleted and harm the environment.
The only valid option here is D, Geothermal energy.
Geothermal energy is both renewable and environmentally friendly.
<span>In healthy humans, our muscles are always a little bit tensed, or in a state of perpetual partial tension. This is called muscle tone. It keeps the bones and joints stable, and prevents muscles that are not being actively used from beginning to atrophy. This is not a conscious process; we don't think about keeping muscles partly active, the body just does it.</span>
Answer:
Individuals who live around the woodland regions and rely on the backwoods assets for food. The Public authority Timberland Office, which possesses the backwoods land. The industrialists utilize woodland items for different modern purposes. The fans for the protection of untamed life and nature.
Explanation:
The type of lipid formed from rings of carbon atoms which regulate sexual function, blood glucose levels and are an important component in <u>cell membranes</u> are known as Steroids.
Steroids- A steroid is an organic molecule having four rings organized in a certain chemical configuration that is physiologically active. The two main biological roles of steroids are as signaling molecules and as critical elements of cell membranes that affect membrane fluidity.
Cell Membrane- All cells have a cell membrane, also known as a plasma membrane, which divides the inside of the cell from the external environment. The movement of materials into and out of the cell is controlled by the cell membrane.
To know more about the Steroids, click on the below link,
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Answer:
sell the drugs to doctors
Explanation:
only came for the points