What morphology is represented in the picture?

Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.

Aperson with age is more likely to catch diseases that healthy people usually don’t catch. what are these infections called?

What must be done to breed dogs for a partical trait