Which order of events is correct. a. zygote -> stem cells -> cell differentiation b. mitosis -> cell differentiation -> stem cells c. stem cells -> zygote -> cell differentiation d. zygote -> cell differentiation -> mitosis

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

Iguanas need to live in a habitat that is very warm, so the pet store warms their enclosures with "basking lights" which act as an artificial sun. describe how the three methods of thermal energy transfer may take place within the iguana's enclosure.

What is the correct answer for the process of water eroding soil? rills, sheet erosion, gullies sheet erosion, rill, gullies gullies, rills, sheet erosion sheet erosion, gullies, rills