Why do longer DNA pieces take longer to move through the gel

How are carbon dioxide emissions affecting the earths natural cycle of temperature change? plz apex

Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below.resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195

Which of the following is a good strategy when it comes to desserts