Which of these statements is not true of the phylogenetic tree?
a. it ranks organisms by importance in evolutionary history.
b. it depicts an organism’s lineage as it changes over time
c. it shows successive events of speciation in which one species gives rise to two

Plants that have reproductive structures called cones are?

One of the newest applications of cell technology is called cybrid embryos. this process involves replacing the nuclear material of an animal cell with human nuclear material. how might this process affect public policies about research by using stem cells? the same policies and concerns about the use of human embryonic stem cells would most likely apply. the embryos would most likely be treated like traditional animal embryos and regulated accordingly. the process of forming cybrid embryos would most likely be banned by government regulators. the embryos would be treated as regular cells because they are not fully human in origin.

Based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ?