Amarine biologist exploring a deep sea trench locate a new species of soft-bodied creature with an unfamiliar shape he is able to determine that the creature was a mollusk because it has? a. bilateral cemetery b. body segmentation c. an internal shell d. an internal skeleton

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d. a round-trip ride to school and back

Which blood cell spend most of their time in the lymphatic system?

Which statement describes how favorable traits in a population relate to natural selection? they are the only traits that ever exist in the population. they build in the population over time. they are rarely passed on to offspring. they are found only in a few individuals within the population.