Answer:
um i need help on this 2 !!!!
Explanation:
D) orbit the nucleus like the planets orbit the sun.
this idea was first proposed in the rutherford model:)
Answer:
During anaphase 2, the chromosomes' centromeres break, and the spindle fibers pull the chromatids apart. The two split portions of the cells are officially known as "sister chromosomes" at this point.
Explanation:
<span>Organelles are moved within the cytoplasm by being pulled along microtubules by the motor proteins </span><span>dyneins and kinesins.</span>
