Animal cells do not have cell walls since animals have other means of physical support, such as the skeleton. what would be the problem if animal cells have cell walls?

Draw the structure of dna nucleotide with adenine as nitrogenous base

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.