Unlike carbohydrates and fats, protiens contain

What are two levels of organization found in living things?

When DNA is translated incorrectly what is it called

True or false a salad made of lettuce and tomatoes is a pure substances

Between angiosperms and gymnosperms, which of the following statements are true? A - angiosperms appear in the fossil record about 160 million years ago B - gymnosperms were originally the dominant, y'all plant in the fossil record.

An important characteristic of animals is that all of their cells works the same way, they do not have any specialization. True or False?

How would u know if you were looking at a rock that have undergone oxidation?

Almost all organisms on Earth use sugar for energy. Sugar reacts with oxygen in cells. Is burning sugar an exothermic or endothermic reaction?

What is the function of cilia

What is friction and what is its significance in the context of air particle movement?

Energy flow through an ecosystem is one-way because