SAT Practiceccc1496e-1b9b-4ef5-838f-fc626d8a2653
Practice one SAT question at a time
Questions come from the Bluebook question bank.
Guard cells are specialized cells that are part of a plant’s pores. These cells help regulate the amount of carbon dioxide a plant takes in. ______blank they help regulate a plant’s water loss.
Which choice completes the text with the most logical transition?