Acactus stem is used for storing water, and saguaro cactus grow very slowly. Given these facts, what is stored in the stem of the saguaro among the following options: - gas - water - ice - sand - fibrous - sugar - glucose - energy
water
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Flowers attract pollinators, and fruits encourage animals to disperse the seeds, and bees are effective pollinators. Given these facts, what do flowers attract among the following options: - sheep - bushes - air - bees - rain - the Sun - Fruits - plants
bees
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Antigens are found on cancer cells and the cells of transplanted organs, and an antigen is a protein that prompts an immune response to cancer cells. Given these facts, a protein that prompts an immune response are found where among the following options: - the skin - critical organs - epidermis and dermis - layers of fat - Veins and arteries. - at or near the margins - Earth orbiting the Sun - on cancer cells
on cancer cells
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Sound can be used for communication by animals, and sounds are vibrations in air. Given these facts, vibrations in air can be used for what by animals among the following options: - activation energy - communication - Something to move - sleeping - sustenance - Heart rate - food and shelter - tasting
communication
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