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20 Terms

1

What are lipids considered in terms of macromolecules?

Lipids are considered the fourth macromolecule, distinct from carbohydrates, proteins, and nucleic acids.

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2
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3

What is a triglyceride composed of?

A triglyceride is composed of three fatty acids attached to a glycerol molecule.

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4

What property do phospholipids have that is important for cell membranes?

Phospholipids are amphipathic, meaning they have both hydrophilic (water-loving) and hydrophobic (water-hating) regions.

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5

What is the primary role of lipids in cellular structures?

Lipids make up the cell membrane, forming a bilayer that protects the cell and regulates what enters and exits.

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6

Why do animals store energy as fat instead of just carbohydrates?

Fat stores more energy per molecule than carbohydrates, making it a more efficient energy reserve.

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7

What is the role of cholesterol in lipid function?

Cholesterol is a type of lipid that plays a role in regulating processes like membrane fluidity and hormone production.

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8

What is the energy content of fats compared to carbohydrates?

Fats contain nine calories per gram, while carbohydrates contain four calories per gram, making fats more energy-dense.

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9

How do phospholipids arrange themselves in water?

In water, phospholipids arrange themselves into a bilayer with hydrophilic heads facing the aqueous environment and hydrophobic tails facing inward.

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10

What is the purpose of studying groups in a learning environment?

Studying in groups allows for different perspectives and reinforcement of information among peers.

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11

What method involves studying in intervals, followed by breaks?

The Pomodoro method involves studying for 25 minutes and taking 5-minute breaks for effective learning.

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12

What is the significance of sleep in studying?

Good sleep is crucial for brain regeneration and optimal cognitive functioning, enhancing learning retention.

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13

What distinguishes saturated fats from unsaturated fats?

Saturated fats have no double bonds between carbon atoms, while unsaturated fats contain one or more double bonds.

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14

What type of lipid forms the basic structure of the cell membrane?

Phospholipids form the basic structure of the cell membrane as a bilayer.

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15

What are the four major macromolecules discussed in the lecture?

Lipids, carbohydrates, proteins, and nucleic acids.

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16

What is the best way to tackle multiple-choice questions according to test-taking strategies?

Start with the questions you know and use the process of elimination for those you don't.

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17

What is Bloom's taxonomy used for in learning?

Bloom's taxonomy is used to categorize levels of understanding information from basic recall to higher-order thinking.

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18

How can visual aids aid in learning lipids and their functions?

Using diagrams and pictures can help explain complex concepts like molecular structures in chemistry.

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19

What is a common mistake to avoid when preparing for exams?

Cramming late at night should be avoided, as it can hinder cognitive performance due to lack of sleep.

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20
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