What is an anatomical features shared by bats bears and beluga whales that provides evidence of their common descent?

Why do bacteria thrive even in hostile environments

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

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.