____ allow(s) land animals to exchange gases with air across a moist surface.
A) Gills
B) Moist skin
C) A digestive system
D) Lungs
E) Nasal passages
Correct Answer:
Verified
Q1: Vertebrate lungs originally evolved from _.
A) fish
Q2: A tissue is defined as _.
A) one
Q3: A stem cell is a cell that
Q10: Every tissue is defined by the type
Q12: _ tissue contains glands.
A) Connective
B) Muscular
C) Epithelial
D)
Q14: _ glands release products onto an internal
Q14: An organ is defined as _.
A)one or
Q16: The human body temperature is 37o Celsius.
Q17: In the body, stem cells in bone
Q18: _ are projections on epithelial tissue that
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