A tall plant (Tt) is crossed with a short plant (tt). What percent will be short? Group of answer choices
75%

0%

100%

50%

25%

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

Which compound contain an iron with a 3+ charge