Complete the passage to describe sex-linked traits. Each person has 23 pairs of chromosomes. One of those pairs are sex chromosomes. Sex chromosomes determine the gender of an individual. The genotype for a female is and the genotype for a male is . Sex-linked traits are affected by genes on the sex chromosomes. Hemophilia is one such trait. The recessive allele causes the disorder and is carried by the chromosome.

i am positive it is c. condensing but i may be wrong

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.