What has to happen to an uncharged aluminum atom so that it will bond with oxygen?

Which of the following is not a defining characteristic of plants?

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.

Animals that have thick fur and ae able to store large amounts of body fat live where ?