According to the lecture, 75% of us jobs are focused on providing services. this means they are in the sector of the economy.
a. primary
b. secondary
c. tertiary
d. quinary

What is the following best defines climate?

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different