<span>After staring at a blue light for a few minutes, Yoko shifts her gaze to a white wall and experiences an afterimage in the color yellow. Yoko's experience provides support for the opponent-process theory of color vision.
The opponent-process theory is proposed by
</span>color vision. This model was first proposed in 1878 by Ewald Hering and <span>states that when one emotion (in this case : color) is experienced, the other is suppressed. In Yoko's case she experiences (looked) the blue color long enough to supres the white color,</span>
Living in herd is a structural adaptation.
There are three different kinds of adaptations: behavioural, physiological and structural.
Adaptations help animals survive and their ecosystem.
The second sentence does not sound correct but it seems correct to me (just not in grammar).
Hope it helped!
<span>Protists are often classified by the characteristics that resemble those of fungi, plants, and animals</span>
Am certain that the factor that prevents us from finding fossils from the Precambian era is that Most rocks from that era are deeply buried. The precambrian is the informal name for the large expanse of time preceding the current Phanerozoic Eon. It began with the Earh's Formation about 4.5 billion years ago and lasted until the advent of multicellular life about 542 million years ago.