Is the period of time between conception and birth when a baby grows and develops inside the mother's womb. a) gestation b) amniocentesis c) the first trimester d) the embryonic period

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming

Which statement best describes the role of religion and culture in ancient medicine?