Question 57 (1 point) Which adaptations allowed reptiles to complete their life cycles on lan an amniotic egg lungs four legs ectothermic metabolism
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Step 1: The amniotic egg is a key adaptation that allowed reptiles to complete their life cycles on land. Show more…
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Reptiles are successful on land for the following reasons: 1.) DRY, SCALY, SKIN 2.) OVIPAROUS EGGS 3.) HOMEOTHERMIC 4.) AMNIOTIC EGGS 5.) 1, 2, & 3 6.) 1 & 4 7.) 1, 3, & 4 DRY, SCALY, SKIN OVIPAROUS EGGS HOMEOTHERMIC AMNIOTIC EGGS 1, 2, & 3 1 & 4 1, 3, & 4
Adi S.
A key characteristic found in all reptiles, birds, and mammals that allowed them to become fully terrestrial is: a. four walking limbs. b. a bony vertebral column. c. an amniotic egg. d. lungs.
Sukhada S.
Which of these characteristics added most to tetrapod success in relatively dry environments? Select one: A four-chambered heart. Two pairs of limbs. The shelled, amniotic egg. The ability to maintain a constant body temperature. External fertilization.
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