A Level Biology: Lesson 168.
What is Meant by the Term Diploid?
Task 1. Check Where this Lesson fits into your Exam Specification!
Task 2. Watch the Revision Notes Lesson in Full.
00:00 Intro Screen / Learning Outcomes
00:24 Somatic Cells are Diploid
00:49 Why 2n?
01:05 Humans are diploid organisms
01:42 Human Body cells contain 2n chromosomes.
02:06 Grizzly bears are diploid too...
2:22 Great White Sharks are diploid...
02:30 Lions are diploid...
02:36 ...and Mosquitos are diploid!
03:00 Why do you need to know any of this?
03:36 Which means Haploid means Half...
Check Your Spec!
This A-Level Biology Revision session explains the term Diploid as expected to be understood and defined for ALL A-Level Biology Specifications.
★ NOTE: ALL specifications: - ★ AQA ★ CIE ★ Edexcel (Biology A – Salters-Nuffield) ★ Edexcel (Biology B) ★ OCR (Biology A) ★ OCR (Biology B) ★ WJEC
The term diploid appears in many places in ALL specifications. It’s just a term you must understand and be able to define. Additionally, Students should be able to use the expression 2n to calculate the possible number of different combinations of chromosomes.