Which of the following structures are found in gymnosperms but not in angiosperms?

a. pollen
b. flowers
c. seeds
d. cones

a client has been prescribed misoprostol for the treatment of peptic ulcer disease. what is a true contraindication for this medication

Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.