D. Learned behaviors do not directly affect natural selection because they are not inherited.
This is true because learned behaviors can be taught to the offspring but do not come within them the way instincts do.
Dissimilar than scientists thought
Thomas Hunt Morgan, who studied fruit flies, provided the first strong confirmation of the chromosome theory. Morgan discovered a mutation that affected fly eye color. ... Based on the inheritance pattern, Morgan concluded that the eye color gene must be located on the X chromosome.
The circulatory system - hemoglobin in the blood transports oxygen :)
This would be you resume (re-soo-may). It would include your past schooling and job experience, especially college degrees.