Which of the following is not a unique characteristic of the vertebrate body pla

Question

Which of the following is not a unique characteristic of the vertebrate body plan? a) Rigid internal skeleton b) Two pairs of appendages c) A notochord d) An anterior skull with a brain e) A dorsal vertebral column Which of the following is a synapomorphy that unites cord cartilaginous fishes, ray-finned fishes, coelocanths. lungfishes and tetrapods? a) Lungs b) Jaws c) Vertebral column d) Synapsid skull e) Amniote eggs Molds and mushrooms are both composed of masses of fungal hyphae referred to as a fungal__. a. Plasmodium b. Pseudoplasmodium c. Epithelium d. Mucosa e. Mycelium TRUE or FALSE. Microsporidia are all obligate intracellular parasites of animals that do not have functional mitochondria. TRUE or FALSE Mushroom-forming fungi do not a monophyletic group. TRUE or FALSE. The fossil record indicates that birds evolved in the Triassic just after the end-Permian mass extinction 251 mya.

Explanation / Answer

c. A notochord
c. vertebral column
e. mycelium

Microsporidia are all obligate intracellular parasites of animals that do not have functional mitochondria - TUR

Mushroom-forming fungi do not have a monophyletic group - FALSE

The fossile record indicates that birds evolved in the Triassic just after the end-Permian mass extinction 251 mya - TRUE

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