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Lipids, Oils, and Fats Overview

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Questions and Answers

What is the main difference between saturated and unsaturated fatty acids?

Number of glycerol molecules

Presence of double bonds (correct)

Water solubility

Length of carbon-based chain

Which lipid molecule is commonly found in our diet and consists of glycerol and fatty acids?

Phospholipid

Sterol

Triglyceride (correct)

Wax

What is the main function of the nuclear envelope in a plant cell?

Synthesizes DNA

Regulates passage in and out of the nucleus (correct)

Stores nutrients

Produces energy

What is the primary role of genes in a cell?

Direct most cell activities via RNA synthesis Signup and view all the answers

Which organelle in a plant cell is responsible for photosynthesis?

Chloroplast Signup and view all the answers

What characterizes lipids in terms of solubility?

Insoluble to water Signup and view all the answers

What distinguishes oils from fats in terms of molecular structure?

Number of double bonds Signup and view all the answers

Which lipid molecule is known for its water-repellant property?

Wax Signup and view all the answers

What defines the border of a plant cell and regulates material movement?

Cell membrane Signup and view all the answers

What is the source of long-term storage of energy and carbon compounds?

Lipids Signup and view all the answers