The infant begins to suck the breast. the sucking stimulates the to begin to release . in response, the releases, to initiate milk production, and to trigger the expulsion of milk from the breast. since oxytocin is also released during it is not uncommon to experience feelings that remind of sexual pleasure when nursing.

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.

Which of the following is not a benefit of genetically modified foods? a.pest-resistant crops b.herbicide-resistant crops c.plants that do not require water?