B. producer because most autotrophs are green plants use light for energy.
The answer is c. they live in conditions similar to those likely to be found on other planets.
Its dead plants and animals
Answer:
electrical energy is a from of energy cause by electrons. The electrons flow the metals giving a shock of energy.
Explanation:
it can be used to power things with wires inside
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Answer:
The sternum, thoracic vertebrae, and ribs protect the heart and lungs.
Explanation:
The skeleton can be divided into the <em>axial skeleton</em> (the skull and the vertebral column), <em>visceral skeleton</em> (ribs and sternum) and the <em>appendicular skeleton</em> (extremities).
The function of the <em><u>visceral skeleton</u></em> is to <em>support and protect</em> the first portion of the digestive and cardio-breathing apparatus.
In mammals, the second part of the vertebral column (thoracic vertebrae), the ribs and the sternum delimitate a protective box for lungs and heart.
