The scientific name for the dog is canis lupus. the scientific name for the domesticated cat is felis catus. dogs and cats live together, play together, but they do not have offspring together. a cat and a dog can not produce fertile offspring because they are not the same a. class b. domain c. phylum d. species

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.