A scientist that is determining taxon based on genetic similarities is replying on.. 1. Morphology 2. Reproductive isolation

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Consider the skeleton. which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton