At one week after birth, they can see red, orange, yellow and green. However, babies see red as the first primary color.
Many advances in vision development take place in months two and three. Infants develop sharper visual acuity during this period, and their eyes are beginning to move better as a team. A child should be following moving objects at this stage and starting to reach for things he sees.
What impact do the available amounts of energy, water, and oxygen have on an ecosystem? They act as limiting factors. ... increasing the biodiversity of the ecosystem.
The element that has a complete valence electron shell is argon(Ar) since it is a noble gas in the last group on the periodic table. destinymitchell966