Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
What are the cell structures in an animal cell? |
Nucleus Cytoplasm Cell membrane Ribosome Mitochondria |
|
|
What are the structures in a plant cell? |
All the same as animal cells plus Chloroplasts Cell wall Vacuole |
|
|
Describe the nucleus. |
Contains DNA in the form of chromosomes. |
|
|
Describe Cytoplasm. |
Where most of the cells chemical reactions take place. |
|
|
Describe cell membrane. |
Holds the cell together and controls what goes in and out |
|
|
Describe ribosomes. |
Where proteins are synthesised. |
|
|
Describe Mitochondria. |
Where most of thee reactions involved in respiration take place. |
|
|
What type of cells need lots of mitochondria? |
Cells that need lots of energy e.g. Liver cells and muscle cells |
|
|
Describe the Cell wall. |
Made of cellulose. It supports the cell. |
|
|
Describe the vacuole. |
A relatively large structure that contains cell sap, a weak solution of sugar and salts. |
|
|
Describe chloroplasts. |
Where photosynthesis happens. |
|
|
What are chromosomes? |
Long molecules of coiled up DNA. |
|
|
Describe the structure of DNA. |
Is a double helix. Each of the two DNA strands is made up of nucleotides. DNA has 4 bases A C G T. |
|
|
Describe complementary base - pairing. |
A always pairs up with T and C always pairs up with G. |
|
|
What does DNA control? |
The production of proteins (protein synthesis) in a cell. |
