Although pterosaurs are reptiles, they are not marine reptiles. The answer is pterosaurs.
b. Fallopian tube
c. Ovary
d. Uterine wall
Answer: A common ancestor
Explanation: Homologous structures in different species could suggest that they shared a common ancestor.
А
Animal cells do not contain cytoplasm because animals use lungs to conduct respiration
B
Animal cells do not contain chloroplasts because animals do not conduct photosynthesis
Animal cells do not have mitochondria because animals do not produce their own energy
D
Animal cells do not have cell membranes because animals use bone structures for support.