After looking at the karyotypes (chromosomes) of Sam and Chris (shown on diagrams), Bobbie claims that it is possible for the sex of Alex and Pat to be male. Evaluate the validity of Bobbie's claim for both Alex and Pat, using the diagrams
to justify your answers.

1) Alex can/cannot be male because..

2) pat can/cannot be male because..

What is a traditional chinese touch therapy involving finger pressure applied to specific areas of the body to restore the flow of qi.

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

What goes in and out of a cell respiration?