1. Pregnancy Objectives : What happens to an egg afterfertilisation ? How does a baby develop in theuterus ? What is the role of theplacenta ? 2. Thefertilisedegg The fertilised…

INTRODUCTION TO STEM CELL INTRODUCTION TO STEM CELL PRESENTED BY: DEEPTI SINGH Ph.D. ENROL.NO. B-1384/14 DEFINITION A cell that has the ability to continuously divide and…

Slide 1Although all cells contain all genes, only certain genes are expressed (switched on) in any one cell at any one time. Slide 2 Stem cells  E – Describe how stem…

Slide 1 Slide 2 B1 – You and your Genes Slide 3 Locating genes Genes are located in chromosomes which are in the nucleus of cells cell nucleus Slide 4 23 pairs = 46 chromosomes…

Slide 1 Fill in the ‘REVISION CARD’ for this unit – as we go through work out what are your STRENGTHS (what needs little or no revision?) and what are your WEAKNESSES…

Slide 1 Inheritance and variation Introduction: There are two kinds of reproduction, sexual reproduction and asexual reproduction. Sexual reproduction necessitates the presence…

Slide 1Title: Clones in animals Homework: learning package 11 due in today Ewe were always on my mind…. Slide 2 Learning Outcomes (e) describe how artificial clones of…

Slide 1 Slide 2 What is it??? Slide 3 stigma style ovary ovule carpel Note: Petals not shown in order to simplify diagram Slide 4 Flower Structure Pollination Fruit Development…

Slide 1 Pregnancy... First Trimester Jorieke Vennik Sam Carver Larissa Chambers Slide 2 First Nine Days Day 0 Ovulation Oocyte Fertilization Day 1 Fertilized egg (zygote)…

Slide 1 Revision B1 B2 B3 Go to B1 Go to B2 Go to B3 Slide 2 B1 – You and your Genes Slide 3 Locating genes Genes are located in chromosomes which are in the nucleus of…