Los protones tienen una carga positiva. Los electrones tienen una carga negativa. La carga del protón y del electrón son exactamente del mismo tamaño, pero opuestas.
An independent variable<span> is the variable that is changed or controlled in a scientific experiment to test the effects on </span>the dependent variable.
<span>A </span>dependent variable<span> is the variable being tested and measured </span>in a scientific experiment<span>.</span>
The correct option is D. There are four different nitrogenous bases in DNA molecules; these bases are joined together by different forces including hydrogen bonds. In DNA molecules, there are two hydrogen bonds between adenine and thymine while there are three hydrogen bonds between cytosine and guanine. Thus, the hydrogen bonds between cytosine and guanine is the stronger.
Answer:
ANSWER: it is a single-stranded molecule
Explanation:
