What are cells?
What do all cells contain?
Cells are the building blocks for all living things.
All cells contain...
Describe the form of DNA.
What does DNA contain?
DNA molecules are in the form of a double helix and contain the genetic code.
Fill in the missing words to complete the defintition of organelles.
Organelles are the different..... of the cell's..... . They do.... jobs within the cell and work.... to allow the cell to perform a specific..... .
What do human cells, most animal cells and plant cells all have?
CYTOPLASM - where most chemical reactions take place.
NUCLEUS - conatins genetic information.
RIBOSOMES - where protein synthesis takes place.
A CELL MEMBRANE - controls movement into and out of the cell.
What extra parts do plant cells have that animal cells do not?
A CELL WALL - strenghtens the cell.
A PERMANENT VACOULE - helps support the cell.
CHLOROPLASTS - absorb light energy to make food.