B/B: Reproduction, Embryogenesis, and Develop...

Biology/Biochemistry: In this fifth episode of biology/biochemistry, we talk about the respiratory system. Topics like the anatomy of the respiratory system, how we regulate breathing, and more. 

Biology/Biochemistry: In this fourth episode of biology/biochemistry, we talk about the digestive system. Topics like the anatomy, enzymes, hormones, and more. 

In this episode, Emma looks at sexual and asexual reproduction for your GCSE Bio exam. She goes through meiosis and meitosis, as well as all the different types of cells involved in reproduction, like gametes, diploids and haploids. Perfect for AQA, Edexcel, OCR, WJEC and CIE ...

In the first part of the Embryology chapter from Crush Step 1, we review topics such as:- Description of Anatomy- Early Embryology: The First Month- From Fertilization to Implantation- The Rule of Twos- Gastrulation and the Ectoderm, Endoderm, and Mesoderm- Neural Tube Closure an ...  Afficher plus

Today's episode is from the first half of the Reproductive Systems chapter of Crush Step 1. Topics covered include: - Anatomy Male and Female Reproductive Anatomy Male and Female Gonadal Drainage - Physiology Hypothalamic-Pituitary-Gonadal Axis Spermatogenesis Male and Female Hor ...  Afficher plus

In this episode, Emma looks at genome screening and sex determination for your GCSE Bio. She looks at the advantages and disadvantages of genome screening, as well as the determination of sex using X and Y chromosomes. Perfect for AQA, Edexcel, OCR, WJEC and CIE exam boards. I ...