Ships within 24 hours ☆.。.:*・° Anonymous shipping ☆.。.:*・° Instant purchase OK ☆.。.:*・° Please refrain from purchasing if you are overly concerned about details. There are no smokers or pets. 〇 Writing in orange pen There are 28 pages out of 240 pages. (Can be hidden with a red sheet) 〇 I apologize if I missed anything else. A study guide that explains the content related to biology in detail. - Title: Winning Science 2 Color Edition - Explanation/Answer Book: Winning Science 2 - Contents: Content related to biology, explanation of digestive enzymes, explanation of food nutrients Thank you for viewing.