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- 1. Multiple Choice
Nudibranchs are marine gastropods that lack shells. Many or these gastropods retain the foul-tasting poisons of their prey and secrete them when threatened. The bright coloration of the nudibranches warns predators to avoid them.
Based on this information, how has adaptation allowed marine gastropods to be successful without a shell?They find enough food as they move through the marine environmentThey blend In with their environment to hide from their predators.They are not attacked by most predators and are able to reproduce successfulyThey have bright colors that attract a mate - 2. Multiple ChoiceAt birth Himalayan rabbits are usually white over their entire bodies. But when parts of their bodies reach temperatures below 35°C, a pigment that causes these parts to turn black is produced. Which or the following is most likely the cause or this phenomenon?Poor blood circulationInfection caused by cold temperaturesGene expression that is regulated by temperatureA trait that is both sex-linked and hormone-dependent
- 3. Multiple ChoiceChanges In water pressure with in guard cells cause the cells to open or close the stoma. This response helps the plant maintain homeostasis by -siablilzlng the plant's temperature through the evaporalion or waterregulating the amount of water the plant loses during transpirationallowing oxygen needed for photosynthesis to enter the plantenabling the plant to release more carbon dioxide at night for photosynthesis
- 4. Multiple ChoiceWhich of the following biomolecules typically contains both nitrogen and phosphate?LipidProteinNucleic AcidCarbohydrate
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