Fill in: roam, clone, unleash, excavate, conduct, revive, evolve, hatch in the correct form. 1 Scientists think plants evalve fromgreen algae.2 Dinosaurs roamthe earth for over165 million years.3 Archaeologists are currentlyan Iron Age settlement in Wales.4 Scientists have successfullymany animals, including sheep and mice.5 I'm not in favour of... extinctspecies such as the dodo.6 The students are an experimentin the lab right now.7 The decision to proceed with research intohuman cloninga wave of protest.8 Sea turtle eggs usually at night.