Cell Growth and Reproduction Needs
Learning Objective
I can describe the basic needs of cells for growth and reproduction.
Key Concepts
Cells divide to help organisms grow, to repair injuries, and to reproduce.
Mitosis is a type of cell division that copies DNA and splits into two identical daughter cells, which helps organisms grow.
In sexual reproduction, special cells called gametes carry half the usual number of chromosomes and unite during fertilization.
Practice Questions
This lesson includes 8 practice questions to reinforce learning.
View questions preview
1. What is the main purpose of cell division in single-celled organisms?
2. Explain how mitosis contributes to the growth of a multicellular organism.
3. Describe how cell division helps in the repair of damaged tissue, giving a specific example from the video.
...and 5 more questions
Educational Video
Why do cells divide?
Joao's Lab