<span>The correct answer is number one. A chromosome is composed of many genes. A chromosome is referred to as a DNA molecule in an organism's body, which consists of genetic materials. Chromosomes consists of numerous genes within them, in their nucleus and mitochondria, genes are found inside the Chromosomes itself.</span>
Stage 3 because the person fev1 level is go down not up
Scientific methods must be supported by observations and results from many investigations and are not absolute.
D. Earthquakes, volcanoes, and hot springs release energy from Earth's interior.