Internal respiration services tissue cells, and without internal respiration, cells could not continue to produce the that they need as an energy source.

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Which type of neuroglia is found outside of the brain?

Which identifies the main purpose of biological taxonomy?