Write a scientific explanation for whether a crocodile or a bat is more closely related to a human. Use the skeletal front limb structures and what you know about these animals. * Reference these specific bones when discussing evidence: humerus, ulna, radius, carpal, metacarpal, and phalanges.

air, water, heat and noise pollution can all be caused by producing and using technology. consuming resources - non-renewable resources, including precious metals like gold, are used to make technology

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?