What types of standardized testing should I take? SAT? SATII? ACT?

Standardized testing is incredibly important when strengthening your college admission application. For the SAT, it is highly recommended to take the SAT II Subject tests in subjects you are interested in, showing that you are proficient in those areas. These tests are best taken in association with the corresponding courses in high school. The SAT is very important and high score greatly strengthens your application. Preparation for the SAT should be carefully planned over your high school career in order to take it at the most appropriate time. The ACT is another option for students and is more commonly used in the midwest or west coast than on the east coast. The ACT is similar to the SAT but the SAT is widely applicable for a number of universities and so it is preferable in some schools to take the SAT instead.

What is the difference between an open and a closed circulatory system? Give an example of an organism with each type of system.

In an open circulatory system, a contractile organ moves hemolymph, a fluid that surrounds the organs, carrying nutrients to the cells. Insects are a good example of this. In a closed circulatory system, a contractile organ pumps blood through designated vessels, which circulate to the different organs, bringing nutrients and oxygen to the tissues. Humans have this system.

Find errors in the following sentence: She wanted to go to the store but find that her keys is missing.

Error 1: The word "find" in this sentence is a verb associated with the noun "She". Therefore it should be "finds" because the proper conjugation of "to find" in the third person is "She finds". Error 2: The word "is" in this sentence is associated with the noun "keys" which is plural. Therefore, the proper conjugation of the root verb "to be" here should be "keys are".