Answer:
A: the atomic number
C: the number of protons
D: the number of electrons
Answer:
<u>C. DNA is made up of smaller molecules called chromosomes.</u>
Explanation:
Chromosomes are thread like structure in the nucleus of the cell. DNA is the part of chromosomes so it is not made up of chromosomes. DNA is made up of Nucleotides.
All other statements are true because DNA is the integral part of every Organism.
Answer: The density of kerosene is 
Explanation:
Density is defined as the mass contained per unit volume.
Given : Mass of kerosene = mass of beaker with kerosene - mass of empty beaker = 60 g - 20 g = 40 g
Volume of kersone = 
Putting in the values we get:
Thus the density of kerosene is
Asexual reproduction takes/or inherits one parent's genes, because it only involves one organism.
Sexual reproduction requires both a male and female.
Solubility because when you have to test for it you need to add another liquid to the pure substance and that may cause a chemical change
