(will mark brainiest)which is required for both anaerobic respiration and aerobic respiration? a: oxygen b: water c: mitochondria d: glucose (mitochondria is not the correct answer)

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

The negative impacts of nonnative species generally outweigh the positive impacts

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.