Answer:
Self-pollination occurs when the pollen from the anther is deposited on the stigma of the same flower, or another flower on the same plant. Cross-pollination is the transfer of pollen from the anther of one flower to the stigma of another flower on a different individual of the same species.Explanation:
It's the pull of gravity on an object.
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A food chain describes how energy and nutrients move through an ecosystem.In the food chain, energy is transferred from one living organism through another in the form of food. There are primary producers, primary consumers, secondary consumers and decomposers- all part of the food chain.
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The lungs are <em>separated by the mediastinum</em>. This anatomical region is the central compartment o f the thoracic cavity. It is located between the lungs and contains all the principal tissues and organs of the chest such as the heart, trachea, esophagus, thymus etc. The lungs are the only chest organs not contained in this region.
It is surrounded by the breastbone, vertebral column and is bounded laterally by the pericardium as well as being continuous with the loose connectinve tissue of the neck.
The pancreas is connected directly into the small intestines and gallbladder.
Enzymes that are produced by the pancreas are secreted directly into the small
<span>intestine.</span>
