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...

12 Questions

0 Views

Cell Biology and Central Dogma Quiz

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

Which of the following is a key characteristic of a prokaryote cell?

Presence of a true nucleus

Presence of a structured internal membrane system

Genetic material located in the cell plasma (correct)

Presence of membrane-bound organelles

Which of the following biogenic elements is considered a secondary element in cell composition?

Nitrogen

Oxygen

Carbon

Sulfur (correct)

Which type of RNA is responsible for transporting amino acids to ribosomes and decoding genetic information?

tRNA (correct)

mRNA

snRNA

rRNA

What is the primary function of the cell cortex?

Providing a network of proteins on the intracellular side of the cell membrane Signup and view all the answers

Which of the following organic compounds has the highest energy content?

Fats Signup and view all the answers

What is the primary function of ribonucleic acid (RNA) in the cell?

Synthesizing proteins Signup and view all the answers

Which of the following statements about endosymbiosis is correct?

Both (a) and (c) are correct. Signup and view all the answers

What is the central dogma of molecular biology?

It is the unidirectional flow of genetic information from DNA to RNA to proteins to phenotype. Signup and view all the answers

What is the function of exons in eukaryotic genes?

Exons are coding sequences in genes that are retained in mature mRNA for translation. Signup and view all the answers

What is the role of RNA splicing in eukaryotic gene expression?

It is the post-transcriptional process of removing introns and joining exons to generate mature mRNA. Signup and view all the answers

Which of the following statements about heterotrophs is true?

Heterotrophs include animals, protozoans, fungi, and most bacteria. Signup and view all the answers

What distinguishes autotrophs from heterotrophs?

Autotrophs produce ATP through photosynthesis or chemosynthesis, while heterotrophs obtain ATP from the degradation of organic materials. Signup and view all the answers