Answer: Option A) Oxygen may not have been able to accumulate in the atmosphere
Explanation:
Ozone, O3, is an allotrope of oxygen having three atoms in the molecule instead of the usual two present in molecular oxygen. Ozone is generated from oxygen, and is the only form in which oxygen can exist in the atmosphere.
<span>An important prelude to a greeting or opening line is often eye contact.</span>
Answer: The Animalia, Plantae, and Protista are kingdoms. Kingdoms are a category for Plants, Animals, Protists, Fungi, Archaebacteria, Eubacteria. The members of this kingdom, contains all the plants which includes flowering plants, mosses, and ferns. These are broad classification categories which are used in biology.
Explanation:
Answer:
True
Explanation:
greater species diversity (alpha diversity) leads to greater ecosystem stability.