Organelles
This organelle is responsible for holding genetic information
What is the nucleus?
Has a cell membrane
What is both?
What has DNA?
Both
Describe the characteristics of phospholipid bilayer
Hydrophilic heads facing cytoplasm and extracellular fluid and hydrophobic tails facing itself
_____ is the movement of particles going from a area of high concentration to an area of low concentration
What is diffusion?
This organelle makes proteins
What is ribosomes?
Has a large central vacuole
What is a plant cell?
What type of cell is found in humans?
Eukaryotic cells?
A ________ phospholipid bilayer is a doubel layer of lipid that surrounds a cell and controls what enters and leaves.
What is semi-permeable?
What type of particles can go through the cell membrane easily?
Small, uncharged particles
What organelle breaks down lipids, sugar, and proteins into smaller molecules?
What is lysosomes?
Has mitochondria
What is both ?
What cell is filled with cytoplasm?
Both
What factors impact fluidity? (Name at least two)
Temperature, type of fatty acid tails, and cholesterol
____ describe the movement of water across a semipermeable membrane
What is osmosis?
What organelle changes, sorts, and packages proteins and other materials from the ER?
What is the Golgi Apparatus?
Has chloroplasts
What type of cell lacks membrane bound organelle?
Prokaryotic Cell
Describe how a phospholipid bilayer would adapt in cold environments (Name at least two things)
Increased Unsaturated fatty acids, shorter tails, increased cholesterol
____ is the movement of particles across the cell membrane using energy (from low to high concentration)
What organelle keeps the cell flexible and lets it form a strong barrier between the cell and its surroundings?
What is the cell membrane?
Has Golgi Apparatus
What is both?
Bacteria has these type of cells
What is prokaryotic Cell?
Describe how the phospholipid bilayer would be in hot environments
Increased saturated fatty acids, longer tails, and less cholesterol
Describe movement of the Sodium Potassium
3 Na+ out and K+ in' through the use of a pump at ATP phosphorylation