(20 POINTS) Which of the following could be alive because it displays one of the signs of life? A. Euglena
B. Pen
C. Rock
D. Metal

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides

Moving down the ramp from 6 meters to

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis