Kyle is genetically a male; this means he received a(n) ________.
a. X chromosome from his mother, and a Y chromosome from his father
b. Y chromosome from his mother, and a Y chromosome from his father
c. X chromosome from his mother, and an X chromosome from his father
d. Y chromosome from his mother, and an X chromosome from his father
Question 2
In the presence of the Y sex chromosome, male hormones called ________ are secreted. This causes the fetus to develop testicles, a penis, and male internal sexual anatomy.
a. estradiols
b. HCGs
c. androgens
d. progesterones
Using adaptive equipment: (A) male putting on shoe; (B) female eating one handed.
The male reproductive system, sagittal section showing the organs of the system and their relation t
Gorillas live in one-male or multimale groups, from which females emigrate at sexual materity.
A diagram of chromosome 13, showing the retinoblastoma (RB1) locus
Chromosome Combinations
Differential genomic imprinting of chromosome 11 in humans