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...

5 Questions

1 Views

The Elements of Life

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

How many different organic compounds are found in a single cell of the bacterium, Escherichia coli?

1,000

100,000

6,000 (correct)

Which elements constitute about 90% of the dry weight of the human body?

Calcium, potassium, sodium, chlorine, magnesium, iron, copper, cobalt, iodine, zinc, fluorine, molybdenum and selenium

Carbon, hydrogen, oxygen, nitrogen, phosphorus, sulfur, calcium, potassium, sodium, chlorine, magnesium, iron, copper, cobalt, iodine, zinc, fluorine, molybdenum and selenium

Carbon, hydrogen, oxygen, nitrogen, phosphorus and magnesium

Carbon, hydrogen, oxygen, nitrogen, phosphorus and sulfur (correct)

Which element is the most predominant and versatile element of life?

Hydrogen

Oxygen

Nitrogen

Carbon (correct)

What is the estimated number of different types of molecules that may be found in the human body?

<p>100,000</p> Signup and view all the answers

What is the unique property of carbon that allows it to form an infinite number of compounds?

<p>Ability to form stable covalent bonds and C-C chains of unlimited length</p> Signup and view all the answers

The Elements of Life

Choose a study mode

Podcast

Questions and Answers

How many different organic compounds are found in a single cell of the bacterium, Escherichia coli?

Which elements constitute about 90% of the dry weight of the human body?

Which element is the most predominant and versatile element of life?

What is the estimated number of different types of molecules that may be found in the human body?

What is the unique property of carbon that allows it to form an infinite number of compounds?

More Like This

Biochemistry: Organic Compounds vs. Inorganic Compounds

Elements of Living Organisms

Biochimica: Elementi Chimici degli Organismi

Biochemistry: Organic and Inorganic Compounds

Upgrade to continue