The element found in both DNA and protein is nitrogen
This statement is mostly false. While all organisms do share basic needs to sustain life, there is a wide variety of strategies employed to meet these needs. For example, while most plants receive nutrients from soil, some live in soils which do not fully meet their needs. Such plants sometimes kill and use animals in order to meet these needs (i.e. venus flytrap) or partner with bacteria that produce some of the nutrients they need (i.e legumes).
Answer is C - crust, mantle, outer core, inner core.
Crust -
Crust is the <em>outermost layer</em>. The thickness of the crust is about<em> 5 - 70 km.</em>
Mantle -
Mantle is the<em> second layer</em> from the Earth's surface. Thickness is about <em>2890 km.</em>
Mantle can be divided into two parts as <em>upper mantle and lower mantle.</em>
Outer core -
The thickness is about <em>2400 km</em>. It is made from mostly <em>iron and nickel.</em>
Inner core -
The <em>innermost part</em> of the Earth is inner core. Mainly made from <em>iron-nickel alloy</em>. It is solid sphere which has a radius <em>about 1220 km</em>.
Answer:
D. rough endoplasmic reticulum
Explanation:
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