Answer: option A is the correct answer
Explanation:
It can help determine the components materials of a composite
The Sun's outer gases extend far beyond the photosphere (Figure 6). Because they are transparent to most visible radiation and emit only a small amount of light, these outer layers are difficult to observe. The region of the Sun's atmosphere that lies immediately above the photosphere is called the chromosphere.
Explanation:
Cell Cycle Regulators. The cell cycle controls replication and apoptosis, prevents uncontrolled cell division (tumor formation), and may involve detection and repair of damage to DNA. ... Sigma offers a host of cell cycle regulators such as antimitotics, mitotic inhibitors, and cytokinesis inhibitors.