Answer:
Place a glowing splint in the test tube, and if it reignites, it could be oxygen. Place a burning splint into a test tube, and if it goes out, it could be carbon dioxide. Or, place carbon dioxide gas in limewater, and if it turns milky and gets chunks, it is carbon dioxide.
Chloroplasts are cell organelles that are key in the process of photosynthesis.
The chloroplasts have two distinct parts, one of them called the thylakoid containing the chlorophyll, a pigment essential for photosynthesis and the stroma, a liquid part that contains DNA molecules, enzymes, and ribosomes.
Mathematically the it would be D
but scientifically since eventually food and resources will start becoming scarce it would be A then as the ecosystem recovers it goes back to D <span />
Breads and cheese's
Hope this helps:)
-Warning2
Answer:
Transcription begins at a gene's promoter, a specific sequence of DNA that acts as a "start" signal for a gene that is to be transcribed. Transcription ends at a sequence of bases that acts as a "stop" signal.
Explanation: