the rule for controls is that
a. controls are only necessary if you're not doing an experiment
b. everything should remain the same between experimental groups
c. there should be only one independent variable and one dependent variable
d. the only change we make between experimental groups is to the independent variable

What is the polyatamic ion of borate

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a