Students were given various animal pictures. they were told to work in pairs, observe the animal pictures, and list some characteristics they could use to classify the animals into groups such as vertebrates and invertebrates. what characteristics do all animals have in common? a) ability to move and eat, and are single-celled b) ability to move and eat, and are multi-cellular c) ability to move and fly, and are multi-cellular d) ability to stand on four legs and eat, and are multi-cellular

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.

interphase   is the cell cycle stage in which the cell acquires nutrients, creates and uses proteins and other molecules and starts the process of cell division by replicating the dna. it is the longest stage in the eukaryote cell cycle.

the following   can go wrong during interphase:   a base pair could be mismatched during the duplication process causing a mutation.   correct answer: c

explanation: