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Which body parts do sharks have that whales lack? a-eye b-gills c-dorsal fin d-mouth e-pectoral fin f-tail
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Which organ controls breathing? lungs alveoli heart diaphragm
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Biology, 22.06.2019 21:40
Which of the following statements accurately defines epidermis? a. a thick protein fiber composed of the protein collagen b. hard, dense bone tissue found on the outer surface of a bone c. single layer of epithelial cells and the underlying basal lamina d. outer, protective layer of the skin composed of stratified squamous keratinized epithelial tissue
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Biology, 22.06.2019 22:00
You have trained year for a marathon. in your first attempt to run a marathon, you decide that you want to complete this 26-mile race in 4-5 hours. a. what is the length of a marathon in kilometers (1mile= 1.6 kilometers). b. what would your average speed have to be to complete the race 4.5 hours? give your answer in kilometers per hour.
Answers: 1
Which body parts do sharks have that whales lack? a-eye b-gills c-dorsal fin d-mouth e-pectoral f...
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