QUESTION 10 A turtle\'s shell: O is attached to its liver. O is fused to its ver

Question

QUESTION 10 A turtle's shell: O is attached to its liver. O is fused to its vertebrae. O is composed of alpha-keratin. O is covered by bony scutes. QUESTION 11 Which of the following correctly describes reproduction in turtles? Adults expend a lot of energy to care for offspring They mature rapidly to maximize reproduction opportunities. O offspring sex ratio may be determined by temperature. They lay their eggs in water to reduce water loss. QUESTION 12 Which of the following correctly describes the cdlade Spenodontia? D They are extinct, primitive lepidosaurs. O They have a transverse cloacal slit ? They have a single temporal fenestra. They are sister taxa to Squamata.

Explanation / Answer

10) The turtle shell

is covered by bony scutes

To protect it and is composed of keratin.

11) Reproduction in turtle best describes

Offsprings sex ratio can be determined by temperature

In some turtles lower temperature yeilds male and higher temperature yeilds female but in crocodiles and lizards it is vice versa.

12) Clade sphenodontia describes

They have a transverse clocal slits

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