<span>Tissues that make up the lungs include bronchioles, epithelial cells, smooth muscle cells and alveoli</span>
Answer: D. Individuals may now have their DNA analyzed to determine ancestry.
Explanation:
C. Protons and electrons must be equal as protons have a + charge and electrons are - so they cancel out
Answer:
Polygenic traits are controlled by a number of separate genes.
Hope it helps! :D
