9. Which diagram in Figure 1.19 represents single type of a human tissue? (3) Kidney
(4) Digestive System
(1)Neuron
(2) Muscle
​

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Wich organism obtains its energy from dead or decaying matter

What causes darkening of the skin as melanin production increases