Define Integers. [1 MARK]
Definition: 1 Mark Integers are the set of whole numbers and their negatives. Integers greater than zero are called positive integers while integers less than zero are called negative integers.
Define Integers? [1 MARK]
Define commutative property of addition of integers with the help of an example. [2 MARKS]
Define 1 joule. [1 MARK]
Define Cell. [1 MARK]
Define tissues. [1 MARK]