It's C.
All chemical reactions will always need activation energy.
Grassland because cereal comes from wheat and wheat cannot thrive in a dessert or a rainforest
Social norm deviance. They are making him do something that isn't socially acceptable. The others don't really make sense in this context anyways. Hope I helped :)
Answer:
Organelle A is chloroplasts
Organelle B is the vacuole
Explanation:
I don’t exactly understand what it means on which one is correct, but I hope this helps you.
<span>The atmosphere of Venus is mostly carbon dioxide, 96.5% by volume. Most of the remaining 3.5% is nitrogen. Early evidence pointed to the sulfuric acid content in theatmosphere, but we now know that that is a rather minor constituent of theatmosphere.
T</span>he atmosphere of Neptune consists mainly of hydrogen and helium, but about 2.5-3% of the atmosphere is methane. Like Uranus, clouds in Neptune's atmosphere<span> are composed of crystals of methane.</span>