Stabilization Selection
In Stabilization Selection there is a decrease in the amount of variation. In the case of Stabilization Selection, selective pressures must select against two extremes of a particular trait. Two opposing selection pressures will combine to maintain a median height. Rather than resulting in extremely tall plants or extremely short plants, the majority of the plants in this population will be of medium height. Credit: Kalahira
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The reason that the ship gets pulled on the whole time is because Both planets well Planet and moon have a gravitaional pull, without them they would collide with each other. Its common sense that if you closer to the moon the moon has a greater affect on your with its gravity, thats why you must be closer to the moon in order for the moon to pull you closer in! :) Hope this helps!
Answer:
Producing and exporting organs in the plant (typically mature leaves) are known as sources, while non-photosynthetic organs (fruits, roots and tubers) and immature leaves are known as sinks.
Explanation:
All living things are made up of more than one cell