Which chemicals are major contributors to ozone layer destruction? Select two answer choices
phosphorus
nitrogen
bromine
chlorine
Notebo...
carbon dioxide
methane
19
R2:
-20,
07
-28

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Which of the following is not a defining characteristic of plants?

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.