They are both plants, also reproduction, and pollen, i think
Lungs have a pulmonary circulation
No. At that point, you need to determine if the problem lies in the control or the staining reagents or techniques.
Answer:
Alkali metals are any of the elements found in Group IA of the periodic table (the first column). Alkali metals are very reactive chemical species that readily lose their one valence electron to form ionic compounds with nonmetals. All elements in the alkali metal group occur in nature.
Explanation: