Mitosis is part of the cell cycle. The diagram below shows the percentage of time taken by each stage of a cell cycle.
The cell cycle shown in the diagram above takes 21 hours in total.
Cell division takes 5% of the total time.
Calculate how many hours cell division takes.

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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.

Which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton

People with one sickle cell allele are not likely to get malaria. what is this an example of?