Chapter 1 / 7 short lessons
Cells and stem cells
Read a cell image, connect its structures to their jobs, and explain how stem cells maintain tissues.
H1 Biology / 8876 / 2027 syllabus
What do you think?
Two cells contain the same genes. Must they have the same structure and function?
Lessons
0 of 7 marked as readWhat makes the cell the unit of life?
Apply the three statements of cell theory to growth and reproduction.
About 4 minFind the compartments in a cell
Recognise major eukaryotic structures and explain their functions.
About 6 minFollow a protein through the cell
Link ribosomes, ER, Golgi bodies and lysosomes to their functions and appearance.
About 5 minRead a micrograph without guessing
Use real light and electron micrographs alongside drawings to identify structures and state limits.
About 5 minA bacterium is a cell without a nucleus
Describe the defining structures of a typical bacterial cell.
About 4 minHow many cell types can a stem cell make?
Distinguish totipotent, pluripotent and multipotent stem cells using the required examples.
About 5 minBuild a body, then renew its tissues
Explain normal embryonic and blood stem-cell functions.
About 4 minWhat you will be able to do
- Recognise cell structures using visible evidence.
- Compare bacterial and eukaryotic organisation.
- Distinguish stem-cell potency from its normal function.