beta 7 : selecting text from note
                    Something sticky about the way the text formatting is currently working in 7.0.0-beta.33.  In both the annotation and the notes pain, selecting a specific string of text -- a phrase from a sentence, for example, copying, and then pasting copies the entire annotation.  Also selection is hard to view now as the mouse doesn't paint the text.                
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But could you make a screenshot for:
Now about the second issue. Do you mean if you select a text, there is no color background set for the selected text? Which operating system do you use? Do you have any plugins?