Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Biochemistry with Dr. Khaled Elshamanhory: Isotopes, Bonds, Vitamins, pH

20 Questions

1 Views

Biochemistry with Dr. Khaled Elshamanhory: Isotopes, Bonds, Vitamins, pH

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the function of proteins in the body?

Act as cell membranes

Convert light energy into chemical energy

Speed up chemical reactions as catalysts (correct)

Store genetic information

Which type of bond is responsible for the rise of water in trees?

Van Der Waals forces

Hydrogen bond (correct)

Covalent bond

Ionic bond

What is the effect of high levels of cholesterol in the body?

Improved memory function

Boosted metabolism

Increased risk of atherosclerosis (correct)

Enhanced muscle growth

What type of molecules are classified as water-soluble and hydrophilic?

Salts Signup and view all the answers

What is the final product of aerobic cellular respiration?

ATP Signup and view all the answers

Which process occurs in the absence of oxygen?

Fermentation Signup and view all the answers

Which pH value indicates a base?

8 Signup and view all the answers

What is the main energy source in the form of a monosaccharide?

Glucose Signup and view all the answers

What is the role of the active site in enzymes?

Interact with specific substrates Signup and view all the answers

Which type of fatty acids are found in plant oils?

Unsaturated fatty acids Signup and view all the answers

Which process involves breaking down polymers into monomers?

Catabolism Signup and view all the answers

What type of bond is responsible for the hydrogen bonding in water?

Hydrogen bond Signup and view all the answers

Which molecule is used for glucose storage in animals?

Glycogen Signup and view all the answers

What is the main function of wax in plants?

Preventing water loss Signup and view all the answers

In which environment would a water-soluble vitamin be most stable?

Water-based environment Signup and view all the answers

What is the function of cholesterol in the cell membrane?

Hold the cell membrane together Signup and view all the answers

What is the role of NAD+ and FAD in cellular respiration?

Transport high energy electrons Signup and view all the answers

What happens to proteins when they undergo denaturation?

They lose their specific active site Signup and view all the answers

What is the main function of enzymes in biochemical reactions?

Speed up reactions Signup and view all the answers

Where does the Krebs cycle take place in the cell?

Mitochondrial matrix Signup and view all the answers