A class of lipids derived from cholesterol are called steroids.
Steroids are important large class of biological molecules which are significant components of cell membrane and signaling molecules.
Answer:
interphase before mitosis
Explanation:
Answer:
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Explanation:
The most acidic waters ever measured are percolating through an underground mine at Iron Mountain, near the northern California town of Redding.
Answer:
A gene is a section of a double-stranded molecule known as DNA. This molecule is found within the nucleus of the cell, contained in threadlike structures called chromatin. The two strands form a double helix linked by a series of paired bases. The base adenine is always linked to thymine and the base cytosine is always linked to guanine.