Answer:
Hiya there!
Explanation:
Southwest Asia
Arabia or the Arabian Peninsula is a peninsula in Southwest Asia, northeast of Africa between the Red Sea in the west and the Persian Gulf in the east. The southern part of the peninsula is bounded by the Gulf of Aden in the southwest and the Gulf of Oman, and the Arabian Sea (Indian Ocean) in the southeast.
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Credit sourced from "nationsonline"
Potassium, 4 shells, 1 valence electron
Answer:
a
Explanation:
called Pangaea (meaning "all lands"), and over time they have drifted apart into their current distribution. He believed that Pangaea was intact until the late Carboniferous period, about 300 million years ago, when it began to break up and drift apart.
Is there any optional answers?
Answer:
In species with polyploid, there are more chromosomal sets than in diploid one. Becouse there are more chromosomal structures available, events like mutation, recombination, DNA lose, are more probable to occur.
As the generations pass, the accumulation of these changes tend polyploid to speciation.