Which phrase describes members of the domain Eukarya, but does not describe any members of Bacteria or Archaea?

a
are multicellular
b
are unicellular
c
have cell membranes
d
have cell walls

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

Nonmetal halogen family atmoic mass 35

What energy is it when you flip on a switch on a lamp