What fragment would remain if the DNA fragment 5'-TCCTGTACAACGACC-3' were cut using a restriction enzyme that has a four base pair palindromic recognition site? After the cut, two bases are left unpaired as sticky ends and a base pair at each end of the palindrome is left paired.

Mario performed an experiment to determine if photosynthesis was affected by the amount of light that a plant received. what could he have done to increase the validity of his data? reduce the number of plants. remove the 1 hour group. add a 0 hours control. measure the oxygen in liters

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

How many chromosomes are in a gold fish?