Answer: choice c
Explanation: choice a and choice c are very similar, but the phrasing of the words is different. Genes are made up of DNA.
Answer:
Answer Below
Explanation:
There are both natural and human sources of carbon dioxide emissions. Natural sources include decomposition, ocean release and respiration. Human sources come from activities like cement production, deforestation as well as the burning of fossil fuels like coal, oil and natural gas.
Answer:
During metaphase, each of the 46 chromosomes line up along the center of the cell at the metaphase plate.
Explanation: