Because it’s more likely that chance events will significantly change the frequencies of alleles in the population
8. Genetic Code is <span>the nucleotide triplets of DNA and RNA molecules that carry genetic information in living cells, which is "language" for the genetic recipe book.</span>
9. No, the RNA has not undergone RNA processing yet. The AAC may be part of an intron--a non-coding sequence of RNA that is removed from the strand before exiting the nucleus and being translated into a protein.
Answer:
cells consist of cytoplasm enclosed
with a membrane
Oxygen entered the Earth's atmosphere after the appearance of the Great Oxidation Event (Great Oxygenation Event). The Great Oxidation is the first mass extinction on Earth.
The Great Oxidation lasted 2.4 to 2.0 billion years ago.
Oxygen appeared on Earth thanks to cyanobacteria using photosynthesis.
B. Tundra - only biome with snow
