Answer: b. Nitrogen; Oxygen
Explanation:
The air is a mixture of gases in the following percentage;
Nitrogen; 78%
Oxygen : 21%
Carbon(IV)Oxide : 0.03%
Argon : 0.9%
Others ( minute traces of Neon, Helium, Methane e.t.c) : 0.17%
Answer:
Plant cells obtain energy through a process called photosynthesis. This process uses solar energy to convert carbon dioxide and water into energy in the form of carbohydrates. ... Secondly, that energy is used to break down carbon dioxide and form glucose, the main energy molecule in plants.
Answer:
Omnivore - An animal that eats both plants and animals.
Scavenger - An animal that feeds on dead animals/plants.
Herbivore - An animal that only feeds off of plants.
Bacterial cell walls contain <span>peptidoglycan, which makes them different from other organisms.
<span>The other name for the "Peptidoglycan" is
"Murein". This is made of sugars and amino acids and makes a layer
outside the plasma of a bacteria. Both gram positive and gram negative cell
walls contain peptidoglycan.</span></span>
Rr × rr
(pink) (white)
| \ |
R r r
Therefore, Rr = pink and rr = white
Hope this helps!
