Primary succession is one of two types of biological and ecological succession of plant life, occurring in an environment in which new substrate devoid of vegetation and other organisms usually lacking soil,such as a lava flow or area left from retreated glacier,is deposited <span />
Our solar system consists of one smallish star (the sun), eight planets, a few billion a astroids and a few more billion comets.
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"Plate movement is thought to be driven by a combination of the motion of the seafloor away from the spreading ridge (due to variations in topography and density of the crust, which result in differences in gravitational forces) and drag, with downward suction, at the subduction zones."
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Answer:
Hydrogen bonds
Explanation:
Hydrogen bonds exist between the two strands and form between a base, from one strand and a base from the second strand in complementary pairing. These hydrogen bonds are individually weak but collectively quite strong.
