DNA is made of chains of four smaller molecules called: A. nucleotides

B. mitochondrial bases

C. life blocks

D. DNAblers

Liquid water turns into water vapor at which step in the water cycle? a. precipitation o b. water run off c. evaporation d. condensation

Which gas prevents the spread of fire and extinguishes it? is a type of compressed gas that prevents the spread of fire and extinguishes it.

Which statement does lola need to correct, and why? a) statement 1 because spiral galaxies do not havearmsb) statement 2 because the bulges contain mostlyyoung red stars.c) statement 3 because the arms are made of mostlyyoung blue and blue-white stars.d) statement 4 because spirals galaxies contain littleto no dust.(c)