Do you have any multiple questions?
Answer:
Mesozoic Era
Explanation:
The "Mesozoic Era" is divided into three periods: <em>Triassic, Jurassic and Cretaceous.</em> During the last period (Cretaceous), which was considered the longest, the extinction of reptiles occurred and the new mammals appeared. This event was also known as the "Cretaceous-Paleogene Extinction Event." Around <em>3/4 of plants and animals died</em>. Such event became significant boundary that laid between the Cenozoic Era and the Mesozoic Era. This made it significant in geologic history.
Answer:
Mutation is any change in the DNA sequence
It can be both disadvantageous or advantageous
Answer:
I dont know what your asking but ill try to answer it
Explanation:
Prey population is going up over time than the predator population has.
Answer:
Examples of viruses that are enveloped include dengue virus, influenza virus, and measles virus. Recently it was discovered that hepatitis A virus (HAV) particles are released from cells in membrane vesicles containing 1-4 virus particles. google hope it helps.