When lifting or carrying a light microscope you must hold it with two hands one on the and one on the arm

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction