Vitamin A is needed by the eyes. There is Vitamin A in milk, butter, and green vegetables. It can be kept by the body.Vitamin B cannot be kept. It must be supplied all the time by some of the food we eat.Vitamin C is very important to the body. Without it men’s teeth become...
drinking milk helps us have a good sleep because there is vitamin A in milk. We may read the passage in the column (栏目) Food and Health in a newspaper.A: Can you make me a cheese sandwich? Really 1now.B: Dear. But why don't you learn to make it? It's not as 2as you thi...
The vitamin A content of whole, 2%, and skim milk was determined before and after exposure to 2200 lx intensity fluorescent light for up to 48h at refrigerator temperature. The milk was packaged in plastic pouches. Vitamin A of whole milk dropped to 67.7% of its original content after 30h...
Vitamin A in breast milk.Newman, VNewman, V. (1995). Vitamin A in breast milk. Pacific Health Dialog 2, 61- 64
Milk is high in ___. A. vitamin A B. vitamin D C. calcium D. iron 相关知识点: 试题来源: 解析 C。牛奶富含钙。选项 A 维生素 A 主要存在于动物肝脏、胡萝卜等食物中;选项 B 维生素 D 可通过晒太阳和一些食物获得,但不是牛奶的主要营养成分;选项 D 铁主要存在于肉类、豆类等食物中。反馈...
Milk is rich in ___. A. vitamin B. vitamins C. calcium D. calciums 相关知识点: 试题来源: 解析 C。解析:牛奶富含钙。“calcium”钙,不可数名词,符合语境。A 选项“vitamin”维生素,牛奶主要富含钙不是维生素;B 选项“vitamins”维生素复数,不符合;D 选项“calciums”错误表达。反馈...
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Milk is rich in ___. A. iron B. calcium C. vitamin A D. protein and calcium 相关知识点: 试题来源: 解析 D。牛奶富含蛋白质和钙;“iron”是铁,牛奶中铁含量少;“calcium”是钙,同时牛奶也富含蛋白质;“vitamin A”是维生素 A,牛奶中维生素 A 含量不如钙和蛋白质丰富。反馈...
百度试题 结果1 题目Milk is rich in ___. A. vitamin C B. protein C. carbohydrate D. fiber 相关知识点: 试题来源: 解析 B。牛奶富含蛋白质(protein)。本题考查对牛奶成分的了解以及词汇掌握。反馈 收藏
in that relatively small quantities are needed to complete their functions. In general these functions are of a catalytic or regulatory nature,facilitatingor controlling vital chemical reactions in the body’s cells. If a vitamin is absent from the diet or is not properly absorbed by the body, ...