Category: Nutrition - Lack of Vitamin D causes which disease?

Questions

Branch of biology concerned with the study of plants (kingdom plantae; plant)?

Branch of biology dealing with the development of the animal embryo?

Branch of mathematics that deals with the properties & relationships of numbers (number)?

Branch of mathematics that deals with the relationships between the sides & angles of triangles & with the properties & applications of the trigonometric functions of angles?

Branch of science that applies physical principles to the study of the earth?