What are some ways organisms in a cave can receive nutrients?
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Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11