Blood contains many different types of blood cells

suspended in blood

but only

blood cells carry oxygen.

Which of these make up a vascular tissue? sclerenchyma collenchyma parenchyma phloem

What is the purpose of the geological time scale

Which best determines the number of wolves that can live in an area?

Linda, who is pregnant, and fred, her husband, visit her doctor. upon examination, the doctor concludes that the baby's spinal cord and eyes have appeared and the features of the face are evident for the first time.

Functions in diffusion a. artery b. capillary c. vein

A species of rabbit is preyed upon by foxes, which are preyed upon by wolves. Humans decide to open a hunting season on the wolf population.

Nearly all nutrients present in tropical rainforest forests are contained in the

One of the original Amish colonies rose from a ship of colonists that came from Europe. The ship’s captain, who had polydactyly, a rare dominant trait, was one of the original colonists.

What did Galileo think the bulges on either side of Saturn were cause by?

Which of the following is NOT a renewable form of energy? A. Biomass B. Solar C. Coal D. Geothermal