subject
Physics, 23.07.2019 10:30 SmallPepsiCan7260

Plants take up phosphorus-containing compounds from the soil through their roots. scientists can add a small amount of radioactive phosphorus-32, which emits beta particles, to fertilizer and determine how fast phosphorus is taken up by the roots into the leaves. the results of this experiment can scientists. from the list below, identify which outcomes can be obtained by applying the results of this experiment. i. identifying hybrid strains of plants that mature faster. ii. farmers achieve better yields per acre. iii. getting more food or fiber at less expense. iv. identifying different fungi that are affecting the growth of plants. a) i and ii b) i, ii, and iii c) ii, iii, and iv d) i, ii, iii and iv

ansver
Answers: 1

Other questions on the subject: Physics

image
Physics, 21.06.2019 19:30, ctuek5990
The 20@kg wheel has a radius of gyration about its center g of kg = 300 mm. when it is subjected to a couple moment of m = 50 n # m, it rolls without slipping. determine the angular velocity of the wheel after its mass center g has traveled through a distance of sg = 20 m, starting from rest.
Answers: 3
image
Physics, 22.06.2019 02:30, 22emilyl530
Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
Answers: 2
image
Physics, 22.06.2019 17:30, ciaotaylor
Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.
Answers: 3
image
Physics, 23.06.2019 08:00, SCHOOLWORKZ3768
All phase changes are .an example of a phase change is an ice cube melting
Answers: 2
You know the right answer?
Plants take up phosphorus-containing compounds from the soil through their roots. scientists can add...

Questions in other subjects:

Konu
English, 13.10.2019 17:30