Flashcards in Organisation Deck (15)
What's a tissue?
A group of cells with similar structure and function
What's a organ?
A collection of tissue performing a single function
What's an organ system?
A group of organisations working together to perform a function
What are enzymes?
enzymes speed up chemical reaction in your body
What's the name of the tissue that covers the outside of the plant?
What tissue contain air space to allow gases to move freely?
Spongy Mesophyll tissue
What does the guard cells do?
Control the opening and closing of the stomata
What triggers the growth of new cells?
What is the Palisade mesophyll tissue?
A tissue composed of a single layer of long cells just under the upper epidermis
Translocation is the movement of dissolved sugars
Transpiration is the evaporation if water from the leaves
What's the difference between the atria and ventricles?
The atria has a thin wall compared to the ventricles
What does the arteries do?
Carry blood away from the heart
What does the veins do?
Carry blood to the heart