B2.1
Which things cannot pass through the lipid bilayer?
Larger/Polar Molecules
What type of hydrocarbon tails make the membrane more fluid?
Unsaturated hydrocarbon tails
Name a organelle that has no membrane
Ribosome/centriole/microtubules
Whats the name of the type of location that is suitable for stem cells?
Stem cell niche
What's the closest star to the Earth?
The sun
The passive movement of particles from areas of high concentration to low concentration is called...
Diffusion
Does cholesterol increase or decrease membrane fluidity?
Increase
Name an organelle with a single membrane
Golgi, lysosome, vacuoles, vesicle, ER
Name 3 examples of stem cell niches in the human body
Bone marrow, liver, skin, muscle
What were the dates of the Second World War?
What is the R in JETRAT?
Recognition
The name of the process of moving materials out of the cell
Exocytosis
Name an organelle with a double membrane
Nucleus, Chloroplast, Mitochondria
What's the name of the stem cell type that can develop into many (but not all) cell types
Pluripotent stem cells
What's the capital of Vietnam?
Hanoi
What is the E in JETRAT?
Enzymes
What are glycolipids for in the cell membrane?
Recognition
Why is the nucelus separate from the cytoplasm?
- Protecting DNA
- mRNA editing
What's the function of type II pneumocytes?
Production of surfacant
Which country consumes the most chocolate per capita?
Switzerland
Whats the name of the channels that allow water to cross the lipid bilayer?
Aquaporin
How to cell membranes grow in size?
Vesicles from the rough ER
What proteins does free ribosomes produce?
Proteins used WITHIN the cell
The acrosome has enzymes which break down the proteins and carbohydrates of the ............. of the egg cell
Zona pellucida
What was the name of my cat?
Chom Chom