Human embryos have a developmental stage during which they have a tail and pharyngeal pouches (those pouches develop into gills in fish). how can we explain these characteristics of human embryos?

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?

Archaebacteria use for movement. celia flagella pili cell walls