Upper portions of the grand canyon show undisturbed horizontal layers of sedimentary rock. which of steno’s principles explain this?

select one:

a. principle of original horizontality

b. principle of superposition

c. principle of lateral continuity

d. principle of original verticality

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back

What is the role of the phospholipid belayer in cellular transport in living cells