Agardener crosses tall true–breeding pea plants with short true–breeding ones. tall plants are dominant to short ones. he collects the seeds to grow f1 plants and then allows them to self–pollinate to form an f2 generation. which of the following describes the traits of the offspring correctly?

a. three–fourths of the f1 and one–half of the f2 plants will be tall.
b. all of the f1 and three–fourths of the f2 plants will be tall.
c. three–fourths of the f1 and all of the f2 plants will be tall

Dermal tissue in plants stores 1.extra food 2.transports water and nutrients 3.transports waste materials 4.is similar to epithelial cells in animals

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?