Currently, there is no treatment for color blindness or a color deficiency. However, special colorblind glasses make it possible to alter color contrasts, providing more comfortable vision under certain circumstances. Glasses with red eyeglass lenses can help people suffering from color ...
Male offspring of females who carry the altered gene have a 50-50 chance of being colorblind. The rare female that has red/green color blindness, or rarer still, blue color blindness, indicates there is an involvement of another gene. As of 2001, the location of this gene has not been ...
77.【答案】G【解析】根据空格处后一句“Things like colorblind glasses may help see reds and greens better, but they can't bring back full-color vision(色盲眼镜之类的东西可能有助于更好地看到红色和绿色,但它们不能恢复全彩视觉)”可知,此处是在说目前还没有治疗色盲的药物,因此G项“到目前为止,还没...
Until then, products such ascolorblind contactsorcolorblind glassesmay help filter the light waves reaching the retina. This can improve the ability to distinguish between some color hues, but it can’t restore full color vision. If you have trouble perceiving colors like red and green, set up ...