Use the picture to answer the question. What is the length of the paperclip to the nearest centimeter? a. 2
b. 5
c. 6
d. 3

Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.

Which two factors contributed to creating a global culture? the creation of the united nations improvement in telecommunications health issues such as the ebola virus increased opportunities for global travel

Which if the following best describes why invertebrates isn’t considered a scientifically valid word when classifying animals