Answer: Proxy Sources (Also known as Climate proxies)
<span>Natural archives like tree rings, ocean sediments, tree pollen and ice cores, just to mention a few, are examples of climate proxies. They information gathered from these sources are used to estimate historical climate conditions.</span>
Answer:The chromosomes of a cell are in the cell nucleus. They carry the genetic information. Chromosomes are made up of DNA and protein combined as chromatin. Each chromosome contains many genes. ... When they duplicate, chromosomes look like the letter "X".
Explanation: