What strategies and electromagnetic frequencies are thought to be the most logical for long-range communication across the universe with other intelligent beings? a. explosion of nuclear devices at specific intervals and in specific patterns across earth when we are closest to a nearby starb. night-by-night photography of nearby stars at hydrogen balmer wavelengthsc. continuous radio and microwave listening and transmitting at frequencies at which the natural radio sky noise background is lowd. x-ray surveys of space at appropriate times (e. g., when earth is closest to nearby stars in its orbit), in view of the penetrability of space at these wavelengths
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Which cell organelle is the site for photosynthesis? a. chloroplast b. endoplasmic reticulum c. golgi apparatus d. lysosome
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Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?
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True or false 5. carrier proteins have the ability to to change shape and physicially move molecules across the cell membrane. 6. in a facilitated diffusion, the concentration of the molecules to be moved across the cell membrane is higher inside the the cell.
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What strategies and electromagnetic frequencies are thought to be the most logical for long-range co...
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