7.1 true or false
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most cells reproduce by dividing into TWO cells
true
the mitochondria is also called the powerhouse or furnace of the cell.
true
the mitochondria breaks down carbohydrates, proteins and fats to produce (ATP) the major energy source.
true
during mitosis or cell division the centrioles don’t separate
false, they do separate.
during cell reproduction the chromatin condenses to form rod-like structures called chromosomes
true
cells are not microscopic structures that carry on all functions of life
false, they are microscopic structures that carry on all functions of life
protoplasm is composed of ordinary elements such as carbon,oxygen, hydrogen,sulfur, nitrogen and carbon
true
the basic substance of all life is not protoplasm
false, it is.
atoms are the smallest unit of pure elements like hydrogen, oxygen, carbon
true
atoms are the simplest building blocks that make life possible
true
bone is similar to cartilage but has calcium salts, nerves, blood vessels: frequently called osseous
true
when cells of opposite types join together for a common purpose they form a tissue
false, the same type