Aherd of sheep moves up the mountain to graze during summer, and migrates to the valley during winter. what type of migration do the sheep follow

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.