Four equal strips A, B,CandD were cut from a potato whose cell sap concentration was 28.5%sugar. The strips were placed in sugar solution of different concentration as follows A-10%B-15%C-25%and D-35% (a) what changes would you expect in strips A and D?
B. Account for the changes in A and D

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

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.