Spring and autumn both have a certain day where the amount of daytime hours and nighttime hours are the same. What is this day called?

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

The combining form leuk/o means red true or false

What is the role of dna ligase in the elongation of the lagging strand during dna replication?