A triglyceride molecule (the main component of fat)

Question

BlackTom AI · Accepted Answer

The question concerns triglycerides, the main component of fat, and asks you to evaluate each statement.
Option 1: 'makes up over 90% of the lipid in the diet' This is broadly accurate because dietary fats are predominantly triglycerides, which constitute the majority of lipid molecules consumed. While there are other lipid forms present (phospholipids, cholesterol esters, free fatty acids), triglycerides are the dominant class in typical dietary fat.
Option 2: 'can be liquid or hard at room temperature' This reflects the physical properties of triglycerides that depend on fatty acid saturation. Triglycerides with mostly saturated fatty acids tend to be solid at room temperature (fats), whereas those with more unsaturated fatty acids tend to be liquid (oils). Therefore, this statement is true.
Option 3: 'All of the answers are correct' If 1 and 2 are true (as discussed), and 4 and 5 are also true (see below), then this option is also true by logical inclusion. We will verify the remaining statements to confirm.
Option 4: 'is a relatively safe way to store fatty acids' Triglycerides store fatty acids efficiently in adipose tissue and are a stable, energy-dense form. While there are metabolic considerations and health concerns with excess fat storage, as a storage form, triglycerides are indeed a relatively safe and efficient reservoir for fatty acids compared to free fatty acids, which can be cytotoxic at high levels.
Option 5: 'contains 3 fatty acids' A defining structural feature of a triglyceride is glycerol backbone esterified with three fatty acid chains, so this statement is correct.
In summary, each of the statements 1, 2, 4, and 5 is true, and therefore statement 3 ('All of the answers are correct') is also true by logical consequence.

A triglyceride molecule (the main component of fat)单项选择题

类似问题

When the human body burns fat, all acids esterify to:

Lipids are naturally occuring molecules that are defined by their solubility in non-polar solvents and poor solublity in aqueous solvents.What type of lipid is the following molecule?

This is a picture of the most common type of lipid in your body! As you can see in the picture, this fat has a glycerol backbone bonded to three fatty acids. This molecule is called...

A compound composed of carbon, hydrogen and oxygen with three fatty acids attached to a molecule of glycerol would be known as a

What is the primary form of lipid in the diet?

A triglyceride (also known as a triacylglycerol)

This is a picture of the most common type of lipid in your body! As you can see in the picture, this fat has a glycerol backbone bonded to three fatty acids. This molecule is called...

The most prominent type of fat in food and in the human body is:

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单