What are genes? a.) the observable characteristic b.) the expressed trait c.) the basic unit of inheritance d.) the measurable factor

Often, caries will develop in an area of the tooth that's not readily accessible. which cavity preparation form defines this? a. retention b. resistance c. outline d. convenience

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?

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?