Of course.
Yes, President Obama's two daughters, Malia and Sasha, are biologically his. They were born to Barack Obama and his wife, Michelle Obama.
1100
47.
Abraham Lincoln
President Obama doesn't have a son.
Sasha & Malia
Senator.
Joe Biden
Michelle Obama
Ann Dunham
He is President-Elect Obamas senior advisor.
The president and his family do not have a cat; they have a dog, whose name is Bo.
The assimilate children but if you mean, do they biologically reproduce, No.