Carbon (C) is an element
Carbon Dioxide (CO2) is a compound
Hydrogen (H) is an element
Sodium Chloride (NaCl) is a compound
A good way to tell whether something is a compound or an element, is that in a compound there is a mixture of different elements. Like in Carbon Dioxide, the symbol is CO2. This shows the carbon (C) and oxygen (O) together. I hope i worded that well enough and this helps :)
Answer:its a covalent bond
Explanation:
Es lo O2 en otras palabras lo que respiras
Answer:
E. Chromatium, Thiospirillum, Thidictyon
Explanation:
- There are some bacteria which are capable of conducting photosynthesis without producing oxygen in the process and bacteriochlorophyll is the main structural unit of the photosynthetic component of such bacteria.
- Purple a green sulfur bacteria are the ones that contain bacteriochlorophyll.
- bacteriochlorophyll's function is the same as that of chlorophyll in plants.
- <em>Chromatium, Thiospirillum, Thidictyon </em>are the bacteria that contain bacteriochlorophyll.
It is called a 'Gene'. A gene is a segment of DNA
I hope this helps! :) Can I have Brainliest? :)