The onset of menstruation usually occurs in women who are: Select one: a. between 18 and 23 years of age. b. between 11 and 16 years of age. c. between 8 and 10 years of age. d. between 25 and 28 years of age.

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Match each term to its best definition? sedimentary depositional enviornment

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean