The most effective way to preserve biodiversity. a spreading out habitats over smaller parcelsb saving complete ecosystemsc setting aside habitats with few nichesd choosing small parts of ecosystems

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor

Where in the cell are ribosomes made?