Explain the significance of oxygen to animals? A. Animals use oxygen to help circulate blood in the body.
B. Animals use oxygen to digest food.
C. Animals use oxygen to convert food to energy through photosynthesis.
D. Animals use oxygen to convert food to energy through respiration.
please answer asap its for a test

a

Explanation:

the correct answer is: d. the saltine and pretzel are made of flour, yeast, and baking soda, and salt. the pecan contains no flour but it does contain fats. the pecan is a nut that can be consumed as a healthy snack. first of all, pecans are a source of fat (monounsaturated fat), but they provide less fat than some other nuts. pecans are a rich source of dietary fiber, manganese magnesium, phosphorus, thiamin, vitamin e…

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.