Answer:
When they swap places.
Explanation:
Since they both create new combinations of genes.
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Wegener supported his theory by means of demonstrating the Pangaea and geological similarities among continents. South America and Africa contain fossils of animals observed simplest on the ones two continents, with corresponding geographic levels.
Pangaea Wegener was satisfied that every one of Earth's continents have been as soon as a part of a good-sized, single landmass referred to as Pangaea. Wegener, educated as an astronomer, used biology, botany, and geology to describe Pangaea and continental drift.
The rock formations of eastern North the USA, Western Europe, and northwestern Africa were later found to have a not unusual starting place, and they overlapped in time with the presence of Gondwanaland. together, those discoveries supported the life of Pangea.
Wegener showed that positive styles of rocks on the continents would match with others in some other continents. What did Wegener realize approximately the oldest rocks on the African and South American continents? That they had been connected collectively whilst the continents were arranged to shape Pangaea.J
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B connective; bind and support the body
Metablloliv bypass the flip purger 10219 when the metabolism oc sun up
Answer:
Gasoline is a complex blend of compounds made from petroleum. There are various grades of gasoline. Thus it is a mixture. A classmate claims that brass and silver are both pure substances because they have a uniform composition throughout.
Explanation:
Aluminum is a chemical element so it is a pure substance. Thus it is a mixture. Gasoline is a complex blend of compounds made from petroleum