Answer:
A) diploid cells contain two sets of chromosomes
<span>tubulin, the microtubule protein</span>
Ask your teacher. Depending on what he/she wants, the teacher may or may not deduct points from your assignment. Good luck!
Answer:
Left ventricle
Explanation:
I think the left ventricle is propably superior and broad border of the simply because it pumps blood and other usefull products from the heart to furthest parts of the body