If carbon dioxide is needed for photosynthesis and water is plentiful, which of the following is likely to occur? a. the stomata will close until enough water is lost. b. water pressure is going to decrease in the guard cells. c. additional water will be gained and the plant cells will become rigid. d. the stomata will open until too much water is lost

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?