Drag each characteristic or feature to the correct location on the diagram.
Sort the features...
Drag each characteristic or feature to the correct location on the diagram.
Sort the features and characteristics by the groups they are found in.
external fertilization
metamorphosis
spinal cord
scales
ectothermic
amniotic eggs
gills in adults
lungs in adults
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Animals: Mastery Test
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Answers: 1
Biology, 22.06.2019 06:30
Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative
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Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.
Answers: 1
Biology, 22.06.2019 11:30
According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes
Answers: 2
Biology, 22.06.2019 18:00
To test the responsiveness of the kidneys, scientists have designed an experiment tracking urine output of people during a normal day, while regulating the in-take of water by mouth. what would be an appropriate hypothesis for this experiment?
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