Me ! i'll choose a when are lung transplants performed? what are the risks of lung transplants?

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that

Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false

What is the role of dna ligase in the elongation of the lagging strand during dna replication?