¿Cómo influye el peso del agua a la hora de llevarse a cabo su ascenso por el tallo?

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

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.

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above