What happen to the balloon when the air decreasing

What type of competition exsist between two species. turtles and fish

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

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.