Which structure is labeled 4 in the diagram? A. Vas deferens B. Ovary C. Testis D. Fallopian tube

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred

Read the article and use the information to answer the following questions. active transport in active transport, molecules are moved across the cell membrane with the of neurons electrical impulses proteins. inhibitors 3 of 3 vity

How are primary producers important to the alligator's energy supply