Answer:
C. Protons
Explanation:
The number of protons in the nucleus of an atom determines an element's atomic number. In other words, each element has a unique number that identifies how many protons are in one atom of that element.
Answer:
a. muscle contraction of sustained force resulting from repeated action potentials.
Explanation:
Tetanus is a symptom consisting of the constant contraction of one or more muscles. This can be caused by diseases or other physiological conditions that cause an increase in the frequency of action potentials that promote muscle contractions. Thus, the contractions overlap each other and consequently the muscle remains in a condition of constant contraction.
Nucleotides makes up each individual strand of DNA
Theory, assumption, and educated guess are all another way of saying hypothesis. In school we were always told another word for hypothesis was educated guess but as stated before, any of them should work.