6. through which process is energy transferred to a molecule that the cell can use as fuel for its various activities?
o by the removal of a phosphate group, adp is converted to atp.
o by the addition of a phosphate group, adp is converted to atp.
o by the linking of nucleic acids, the cell produces dna.
o by the linking of amino acids, the cell produces proteins.

How many variables are altered in a good experiment? a.1 b.0 c.2 d.3

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Por qué crees que los huevos con cáscara se llaman amnióticos?