Which of these increases as a submarine dives deeper into the ocean? A: The number of plants in the water
B: The freshness of the water
C: The water temperature
D: The water pressure

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Variety of living organisms; includes genetic, species, and ecological types.

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.