The development of the horse in the fossil record shows
the horse walked upright
the horse started out the size of a small dog and evolved to the larger modern horse
the modern horse evolved from mules
the modern horse was once related to bears
c?

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

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

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled